diff --git a/Unicolour.Tests/EqualityTests.cs b/Unicolour.Tests/EqualityTests.cs
index 83742df8..04e99319 100644
--- a/Unicolour.Tests/EqualityTests.cs
+++ b/Unicolour.Tests/EqualityTests.cs
@@ -112,36 +112,12 @@ public void DifferentConfigurationObjects()
         AssertNotEqual(config1, config2);
     }
     
-    private static Unicolour GetRandomRgbUnicolour()
-    {
-        var (r, g, b) = TestColours.GetRandomRgb();
-        return Unicolour.FromRgb(r, g, b, TestColours.GetRandomAlpha());
-    }
-    
-    private static Unicolour GetRandomHsbUnicolour()
-    {
-        var (h, s, b) = TestColours.GetRandomHsb();
-        return Unicolour.FromHsb(h, s, b, TestColours.GetRandomAlpha());
-    }
-    
-    private static Unicolour GetRandomHslUnicolour()
-    {
-        var (h, s, l) = TestColours.GetRandomHsl();
-        return Unicolour.FromHsl(h, s, l, TestColours.GetRandomAlpha());
-    }
-    
-    private static Unicolour GetRandomXyzUnicolour()
-    {
-        var (x, y, z) = TestColours.GetRandomXyz();
-        return Unicolour.FromXyz(x, y, z, TestColours.GetRandomAlpha());
-    }
-    
-    private static Unicolour GetRandomLabUnicolour()
-    {
-        var (l, a, b) = TestColours.GetRandomLab();
-        return Unicolour.FromLab(l, a, b, TestColours.GetRandomAlpha());
-    }
-    
+    private static Unicolour GetRandomRgbUnicolour() => Unicolour.FromRgb(TestColours.GetRandomRgb().Tuple, TestColours.GetRandomAlpha());
+    private static Unicolour GetRandomHsbUnicolour() => Unicolour.FromHsb(TestColours.GetRandomHsb().Tuple, TestColours.GetRandomAlpha());
+    private static Unicolour GetRandomHslUnicolour() => Unicolour.FromHsl(TestColours.GetRandomHsl().Tuple, TestColours.GetRandomAlpha());
+    private static Unicolour GetRandomXyzUnicolour() => Unicolour.FromXyz(TestColours.GetRandomXyz().Tuple, TestColours.GetRandomAlpha());
+    private static Unicolour GetRandomLabUnicolour() => Unicolour.FromLab(TestColours.GetRandomLab().Tuple, TestColours.GetRandomAlpha());
+
     private static void AssertUnicoloursEqual(Unicolour unicolour1, Unicolour unicolour2)
     {
         AssertEqual(unicolour1.Rgb, unicolour2.Rgb);
diff --git a/Unicolour.Tests/InterpolateHsbTests.cs b/Unicolour.Tests/InterpolateHsbTests.cs
index b346e054..e91d9ad6 100644
--- a/Unicolour.Tests/InterpolateHsbTests.cs
+++ b/Unicolour.Tests/InterpolateHsbTests.cs
@@ -1,6 +1,5 @@
 namespace Wacton.Unicolour.Tests;
 
-using System;
 using NUnit.Framework;
 
 public class InterpolateHsbTests
diff --git a/Unicolour.Tests/InterpolateHslTests.cs b/Unicolour.Tests/InterpolateHslTests.cs
index 407ae57d..854a3fde 100644
--- a/Unicolour.Tests/InterpolateHslTests.cs
+++ b/Unicolour.Tests/InterpolateHslTests.cs
@@ -1,6 +1,5 @@
 namespace Wacton.Unicolour.Tests;
 
-using System;
 using NUnit.Framework;
 
 public class InterpolateHslTests
diff --git a/Unicolour.Tests/InterpolateLabTests.cs b/Unicolour.Tests/InterpolateLabTests.cs
index bfb7e5c1..9cbb5572 100644
--- a/Unicolour.Tests/InterpolateLabTests.cs
+++ b/Unicolour.Tests/InterpolateLabTests.cs
@@ -1,6 +1,5 @@
 namespace Wacton.Unicolour.Tests;
 
-using System;
 using NUnit.Framework;
 
 public class InterpolateLabTests
diff --git a/Unicolour.Tests/InterpolateMonochromeTests.cs b/Unicolour.Tests/InterpolateMonochromeTests.cs
index 0f7b2c8c..839e9ff8 100644
--- a/Unicolour.Tests/InterpolateMonochromeTests.cs
+++ b/Unicolour.Tests/InterpolateMonochromeTests.cs
@@ -95,13 +95,6 @@ public void MonochromeBothHsbColours()
         AssertHsb(blackToGrey.Hsb, (50, 0, 0.25));
         AssertHsb(whiteToGrey.Hsb, (20, 0, 0.75));
     }
-
-    private static void AssertHsb(Hsb actualHsb, (double h, double s, double b) expectedHsb)
-    {
-        Assert.That(actualHsb.H, Is.EqualTo(expectedHsb.h).Within(0.00000000005));
-        Assert.That(actualHsb.S, Is.EqualTo(expectedHsb.s).Within(0.00000000005));
-        Assert.That(actualHsb.B, Is.EqualTo(expectedHsb.b).Within(0.00000000005));
-    }
     
     private static void AssertRgb(Rgb actualRgb, (double r, double g, double b) expectedRgb)
     {
@@ -109,4 +102,11 @@ private static void AssertRgb(Rgb actualRgb, (double r, double g, double b) expe
         Assert.That(actualRgb.G, Is.EqualTo(expectedRgb.g).Within(0.00000000005));
         Assert.That(actualRgb.B, Is.EqualTo(expectedRgb.b).Within(0.00000000005));
     }
+
+    private static void AssertHsb(Hsb actualHsb, (double h, double s, double b) expectedHsb)
+    {
+        Assert.That(actualHsb.H, Is.EqualTo(expectedHsb.h).Within(0.00000000005));
+        Assert.That(actualHsb.S, Is.EqualTo(expectedHsb.s).Within(0.00000000005));
+        Assert.That(actualHsb.B, Is.EqualTo(expectedHsb.b).Within(0.00000000005));
+    }
 }
\ No newline at end of file
diff --git a/Unicolour.Tests/InterpolateRgbTests.cs b/Unicolour.Tests/InterpolateRgbTests.cs
index bf3a0d85..8ff98a77 100644
--- a/Unicolour.Tests/InterpolateRgbTests.cs
+++ b/Unicolour.Tests/InterpolateRgbTests.cs
@@ -1,6 +1,5 @@
 namespace Wacton.Unicolour.Tests;
 
-using System;
 using NUnit.Framework;
 
 public class InterpolateRgbTests
diff --git a/Unicolour.Tests/InterpolateXyzTests.cs b/Unicolour.Tests/InterpolateXyzTests.cs
index af88b2ad..8b96ac3a 100644
--- a/Unicolour.Tests/InterpolateXyzTests.cs
+++ b/Unicolour.Tests/InterpolateXyzTests.cs
@@ -1,6 +1,5 @@
 namespace Wacton.Unicolour.Tests;
 
-using System;
 using NUnit.Framework;
 
 public class InterpolateXyzTests
diff --git a/Unicolour.Tests/SmokeTests.cs b/Unicolour.Tests/SmokeTests.cs
index 75b9e2ca..45da016c 100644
--- a/Unicolour.Tests/SmokeTests.cs
+++ b/Unicolour.Tests/SmokeTests.cs
@@ -7,57 +7,121 @@ public static class SmokeTests
     [Test]
     public static void UnicolourHex()
     {
-        AssertNoError(Unicolour.FromHex("#000000"));
-        AssertNoError(Unicolour.FromHex("#FFFFFF"));
-        AssertNoError(Unicolour.FromHex("#667788"));
+        AssertHex("000000");
+        AssertHex("FFFFFF");
+        AssertHex("667788");
     }
 
     [Test]
     public static void UnicolourRgb255()
     {
-        AssertNoError(Unicolour.FromRgb255(0, 0, 0));
-        AssertNoError(Unicolour.FromRgb255(255, 255, 255));
-        AssertNoError(Unicolour.FromRgb255(124, 125, 126));
+        AssertRgb255((0, 0, 0));
+        AssertRgb255((255, 255, 255));
+        AssertRgb255((124, 125, 126));
     }
-
+    
     [Test]
     public static void UnicolourRgb()
     {
-        AssertNoError(Unicolour.FromRgb(0, 0, 0));
-        AssertNoError(Unicolour.FromRgb(1, 1, 1));
-        AssertNoError(Unicolour.FromRgb(0.4, 0.5, 0.6));
+        AssertRgb((0, 0, 0));
+        AssertRgb((1, 1, 1));
+        AssertRgb((0.4, 0.5, 0.6));
     }
 
     [Test]
     public static void UnicolourHsb()
     {
-        AssertNoError(Unicolour.FromHsb(0, 0, 0));
-        AssertNoError(Unicolour.FromHsb(360, 1, 1));
-        AssertNoError(Unicolour.FromHsb(180, 0.4, 0.6));
+        AssertHsb((0, 0, 0));
+        AssertHsb((360, 1, 1));
+        AssertHsb((180, 0.4, 0.6));
     }
-
+    
     [Test]
     public static void UnicolourHsl()
     {
-        AssertNoError(Unicolour.FromHsl(0, 0, 0));
-        AssertNoError(Unicolour.FromHsl(360, 1, 1));
-        AssertNoError(Unicolour.FromHsl(180, 0.4, 0.6));
+        AssertHsl((0, 0, 0));
+        AssertHsl((360, 1, 1));
+        AssertHsl((180, 0.4, 0.6));
     }
-
+    
     [Test]
     public static void UnicolourXyz()
     {
-        AssertNoError(Unicolour.FromXyz(0, 0, 0));
-        AssertNoError(Unicolour.FromXyz(1, 1, 1));
-        AssertNoError(Unicolour.FromXyz(0.4, 0.5, 0.6));
+        AssertXyz((0, 0, 0));
+        AssertXyz((1, 1, 1));
+        AssertXyz((0.4, 0.5, 0.6));
     }
-
+    
     [Test]
     public static void UnicolourLab()
     {
-        AssertNoError(Unicolour.FromLab(0, -128, -128));
-        AssertNoError(Unicolour.FromLab(100, 128, 128));
-        AssertNoError(Unicolour.FromLab(50, -1, 1));
+        AssertLab((0, -128, -128));
+        AssertLab((100, 128, 128));
+        AssertLab((50, -1, 1));
+    }
+
+    private static void AssertRgb((double, double, double) tuple) => AssertInit(tuple, Unicolour.FromRgb, Unicolour.FromRgb, Unicolour.FromRgb, Unicolour.FromRgb);
+    private static void AssertHsb((double, double, double) tuple) => AssertInit(tuple, Unicolour.FromHsb, Unicolour.FromHsb, Unicolour.FromHsb, Unicolour.FromHsb);
+    private static void AssertHsl((double, double, double) tuple) => AssertInit(tuple, Unicolour.FromHsl, Unicolour.FromHsl, Unicolour.FromHsl, Unicolour.FromHsl);
+    private static void AssertXyz((double, double, double) tuple) => AssertInit(tuple, Unicolour.FromXyz, Unicolour.FromXyz, Unicolour.FromXyz, Unicolour.FromXyz);
+    private static void AssertLab((double, double, double) tuple) => AssertInit(tuple, Unicolour.FromLab, Unicolour.FromLab, Unicolour.FromLab, Unicolour.FromLab);
+
+    private delegate Unicolour FromValues(double first, double second, double third, double alpha = 1.0);
+    private delegate Unicolour FromValuesWithConfig(Configuration config, double first, double second, double third, double alpha = 1.0);
+    private delegate Unicolour FromTuple((double first, double second, double third) tuple, double alpha = 1.0);
+    private delegate Unicolour FromTupleWithConfig(Configuration config, (double first, double second, double third) tuple, double alpha = 1.0);
+    
+    private static void AssertInit((double first, double second, double third) tuple, 
+        FromValues fromValues, FromValuesWithConfig fromValuesWithConfig,
+        FromTuple fromTuple, FromTupleWithConfig fromTupleWithConfig)
+    {
+        var (first, second, third) = tuple;
+        
+        var expected = fromValues(first, second, third);
+        AssertNoError(expected, fromValues(first, second, third));
+        AssertNoError(expected, fromValues(first, second, third, 1.0));
+        AssertNoError(expected, fromValuesWithConfig(Configuration.Default, first, second, third));
+        AssertNoError(expected, fromValuesWithConfig(Configuration.Default, first, second, third, 1.0));
+        AssertNoError(expected, fromTuple(tuple));
+        AssertNoError(expected, fromTuple(tuple, 1.0));
+        AssertNoError(expected, fromTupleWithConfig(Configuration.Default, tuple));
+        AssertNoError(expected, fromTupleWithConfig(Configuration.Default, tuple, 1.0));
+    }
+    
+    // dedicated method due to using ints instead of doubles
+    private static void AssertRgb255((int first, int second, int third) tuple)
+    {
+        var (first, second, third) = tuple;
+        
+        var expected = Unicolour.FromRgb255(first, second, third);
+        AssertNoError(expected, Unicolour.FromRgb255(first, second, third));
+        AssertNoError(expected, Unicolour.FromRgb255(first, second, third, 255));
+        AssertNoError(expected, Unicolour.FromRgb255(Configuration.Default, first, second, third));
+        AssertNoError(expected, Unicolour.FromRgb255(Configuration.Default, first, second, third, 255));
+        AssertNoError(expected, Unicolour.FromRgb255(tuple));
+        AssertNoError(expected, Unicolour.FromRgb255(tuple, 255));
+        AssertNoError(expected, Unicolour.FromRgb255(Configuration.Default, tuple));
+        AssertNoError(expected, Unicolour.FromRgb255(Configuration.Default, tuple, 255));
+    }
+    
+    private static void AssertHex(string hex)
+    {
+        var withHash = $"#{hex}";
+        var withHashAndAlpha = $"#{hex}FF";
+        var withoutHash = $"{hex}";
+        var withoutHashAndAlpha = $"{hex}FF";
+        
+        var expected = Unicolour.FromHex(withHash);
+        AssertNoError(expected, Unicolour.FromHex(withHash));
+        AssertNoError(expected, Unicolour.FromHex(withHashAndAlpha));
+        AssertNoError(expected, Unicolour.FromHex(withoutHash));
+        AssertNoError(expected, Unicolour.FromHex(withoutHashAndAlpha));
+    }
+
+    private static void AssertNoError(Unicolour expected, Unicolour unicolour)
+    {
+        AssertNoError(unicolour);
+        Assert.That(unicolour, Is.EqualTo(expected));
     }
     
     private static void AssertNoError(Unicolour unicolour)
diff --git a/Unicolour/ColourTuple.cs b/Unicolour/ColourTuple.cs
index 696ab29e..e08dfbbb 100644
--- a/Unicolour/ColourTuple.cs
+++ b/Unicolour/ColourTuple.cs
@@ -5,4 +5,5 @@ public record ColourTuple(double First, double Second, double Third)
     public double First { get; } = First;
     public double Second { get; } = Second;
     public double Third { get; } = Third;
+    public (double, double, double) Tuple => (First, Second, Third);
 }
\ No newline at end of file
diff --git a/Unicolour/Unicolour.csproj b/Unicolour/Unicolour.csproj
index b2a20d13..5385c6a1 100644
--- a/Unicolour/Unicolour.csproj
+++ b/Unicolour/Unicolour.csproj
@@ -15,9 +15,9 @@
         <TargetFramework>netstandard2.0</TargetFramework>
         <GeneratePackageOnBuild>True</GeneratePackageOnBuild>
         <PackageIcon>Resources\Unicolour.png</PackageIcon>
-        <PackageVersion>1.1.1</PackageVersion>
+        <PackageVersion>1.2.0</PackageVersion>
         <PackageTags>colour color converter RGB HSB HSV HSL LAB XYZ color-spaces colour-spaces interpolation comparison contrast luminance deltaE</PackageTags>
-        <PackageReleaseNotes>Fix hue-based interpolation</PackageReleaseNotes>
+        <PackageReleaseNotes>Enable initialisation from XYZ &amp; LAB values</PackageReleaseNotes>
         <ApplicationIcon>Resources\Unicolour.ico</ApplicationIcon>
         <PackageLicenseFile>LICENSE</PackageLicenseFile>
     </PropertyGroup>
diff --git a/Unicolour/UnicolourConstructors.cs b/Unicolour/UnicolourConstructors.cs
index 8a745178..cc21f285 100644
--- a/Unicolour/UnicolourConstructors.cs
+++ b/Unicolour/UnicolourConstructors.cs
@@ -14,22 +14,34 @@ public static Unicolour FromHex(Configuration config, string hex)
         var (r255, g255, b255, a255) = Utils.ParseColourHex(hex);
         return FromRgb255(config, r255, g255, b255, a255);
     }
+
+    public static Unicolour FromRgb255((int r255, int g255, int b255) tuple, int alpha255 = 255) => FromRgb255(Configuration.Default, tuple.r255, tuple.g255, tuple.b255, alpha255);
+    public static Unicolour FromRgb255(Configuration config, (int r255, int g255, int b255) tuple, int alpha255 = 255) => FromRgb255(config, tuple.r255, tuple.g255, tuple.b255, alpha255);
+    public static Unicolour FromRgb255(int r255, int g255, int b255, int alpha255 = 255) => FromRgb255(Configuration.Default, r255, g255, b255, alpha255);
+    public static Unicolour FromRgb255(Configuration config, int r255, int g255, int b255, int alpha255 = 255) => FromRgb(config, r255/255.0, g255/255.0, b255/255.0, alpha255/255.0);
     
-    public static Unicolour FromRgb255(int r255, int g255, int b255, int a255 = 255) => FromRgb255(Configuration.Default, r255, g255, b255, a255);
-    public static Unicolour FromRgb255(Configuration config, int r255, int g255, int b255, int a255 = 255) => FromRgb(config, r255/255.0, g255/255.0, b255/255.0, a255/255.0);
-    
-    public static Unicolour FromRgb(double r, double g, double b, double a = 1.0) => FromRgb(Configuration.Default, r, g, b, a);
-    public static Unicolour FromRgb(Configuration config, double r, double g, double b, double a = 1.0) => new(config, new Rgb(r, g, b, config), new Alpha(a));
+    public static Unicolour FromRgb((double r, double g, double b) tuple, double alpha = 1.0) => FromRgb(Configuration.Default, tuple.r, tuple.g, tuple.b, alpha);
+    public static Unicolour FromRgb(Configuration config, (double r, double g, double b) tuple, double alpha = 1.0) => FromRgb(config, tuple.r, tuple.g, tuple.b, alpha);
+    public static Unicolour FromRgb(double r, double g, double b, double alpha = 1.0) => FromRgb(Configuration.Default, r, g, b, alpha);
+    public static Unicolour FromRgb(Configuration config, double r, double g, double b, double alpha = 1.0) => new(config, new Rgb(r, g, b, config), new Alpha(alpha));
     
-    public static Unicolour FromHsb(double h, double s, double b, double a = 1.0) => FromHsb(Configuration.Default, h, s, b, a);
-    public static Unicolour FromHsb(Configuration config, double h, double s, double b, double a = 1.0) => new(config, new Hsb(h, s, b), new Alpha(a));
+    public static Unicolour FromHsb((double h, double s, double b) tuple, double alpha = 1.0) => FromHsb(Configuration.Default, tuple.h, tuple.s, tuple.b, alpha);
+    public static Unicolour FromHsb(Configuration config, (double h, double s, double b) tuple, double alpha = 1.0) => FromHsb(config, tuple.h, tuple.s, tuple.b, alpha);
+    public static Unicolour FromHsb(double h, double s, double b, double alpha = 1.0) => FromHsb(Configuration.Default, h, s, b, alpha);
+    public static Unicolour FromHsb(Configuration config, double h, double s, double b, double alpha = 1.0) => new(config, new Hsb(h, s, b), new Alpha(alpha));
     
-    public static Unicolour FromHsl(double h, double s, double l, double a = 1.0) => FromHsl(Configuration.Default, h, s, l, a);
-    public static Unicolour FromHsl(Configuration config, double h, double s, double l, double a = 1.0) => new(config, new Hsl(h, s, l), new Alpha(a));
+    public static Unicolour FromHsl((double h, double s, double l) tuple, double alpha = 1.0) => FromHsl(Configuration.Default, tuple.h, tuple.s, tuple.l, alpha);
+    public static Unicolour FromHsl(Configuration config, (double h, double s, double l) tuple, double alpha = 1.0) => FromHsl(config, tuple.h, tuple.s, tuple.l, alpha);
+    public static Unicolour FromHsl(double h, double s, double l, double alpha = 1.0) => FromHsl(Configuration.Default, h, s, l, alpha);
+    public static Unicolour FromHsl(Configuration config, double h, double s, double l, double alpha = 1.0) => new(config, new Hsl(h, s, l), new Alpha(alpha));
     
-    public static Unicolour FromXyz(double x, double y, double z, double a = 1.0) => FromXyz(Configuration.Default, x, y, z, a);
-    public static Unicolour FromXyz(Configuration config, double x, double y, double z, double a = 1.0) => new(config, new Xyz(x, y, z), new Alpha(a));
+    public static Unicolour FromXyz((double x, double y, double z) tuple, double alpha = 1.0) => FromXyz(Configuration.Default, tuple.x, tuple.y, tuple.z, alpha);
+    public static Unicolour FromXyz(Configuration config, (double x, double y, double z) tuple, double alpha = 1.0) => FromXyz(config, tuple.x, tuple.y, tuple.z, alpha);
+    public static Unicolour FromXyz(double x, double y, double z, double alpha = 1.0) => FromXyz(Configuration.Default, x, y, z, alpha);
+    public static Unicolour FromXyz(Configuration config, double x, double y, double z, double alpha = 1.0) => new(config, new Xyz(x, y, z), new Alpha(alpha));
     
+    public static Unicolour FromLab((double l, double a, double b) tuple, double alpha = 1.0) => FromLab(Configuration.Default, tuple.l, tuple.a, tuple.b, alpha);
+    public static Unicolour FromLab(Configuration config, (double l, double a, double b) tuple, double alpha = 1.0) => FromLab(config, tuple.l, tuple.a, tuple.b, alpha);
     public static Unicolour FromLab(double l, double a, double b, double alpha = 1.0) => FromLab(Configuration.Default, l, a, b, alpha);
     public static Unicolour FromLab(Configuration config, double l, double a, double b, double alpha = 1.0) => new(config, new Lab(l, a, b), new Alpha(alpha));
 }
\ No newline at end of file