Add HSL and make the text clickable

ColorPicker/ColorPicker.Designer.cs

@@ -37,6 +37,7 @@
             this.colorpreview = new System.Windows.Forms.Panel();
             this.bindlabel = new System.Windows.Forms.Label();
             this.statuslabel = new System.Windows.Forms.Label();
+            this.hsllabel = new System.Windows.Forms.Label();
             this.SuspendLayout();
             // 
             // lookingatlabel
@@ -52,17 +53,20 @@
             // 
             // rgblabel
             // 
+            this.rgblabel.Cursor = System.Windows.Forms.Cursors.Hand;
             this.rgblabel.Font = new System.Drawing.Font("Segoe UI", 9F, System.Drawing.FontStyle.Bold);
             this.rgblabel.ForeColor = System.Drawing.Color.White;
-            this.rgblabel.Location = new System.Drawing.Point(100, 65);
+            this.rgblabel.Location = new System.Drawing.Point(100, 90);
             this.rgblabel.Name = "rgblabel";
             this.rgblabel.Size = new System.Drawing.Size(150, 15);
             this.rgblabel.TabIndex = 2;
             this.rgblabel.Text = "R: n/a, G: n/a, B: n/a";
             this.rgblabel.TextAlign = System.Drawing.ContentAlignment.TopCenter;
+            this.rgblabel.Click += new System.EventHandler(this.rgblabel_Click);
             // 
             // hexlabel
             // 
+            this.hexlabel.Cursor = System.Windows.Forms.Cursors.Hand;
             this.hexlabel.Font = new System.Drawing.Font("Segoe UI", 9F, System.Drawing.FontStyle.Bold);
             this.hexlabel.ForeColor = System.Drawing.Color.White;
             this.hexlabel.Location = new System.Drawing.Point(125, 40);
@@ -71,24 +75,27 @@
             this.hexlabel.TabIndex = 3;
             this.hexlabel.Text = "Hex: n/a";
             this.hexlabel.TextAlign = System.Drawing.ContentAlignment.TopCenter;
+            this.hexlabel.Click += new System.EventHandler(this.hexlabel_Click);
             // 
             // cmkylabel
             // 
+            this.cmkylabel.Cursor = System.Windows.Forms.Cursors.Hand;
             this.cmkylabel.Font = new System.Drawing.Font("Segoe UI", 9F, System.Drawing.FontStyle.Bold);
             this.cmkylabel.ForeColor = System.Drawing.Color.White;
-            this.cmkylabel.Location = new System.Drawing.Point(35, 90);
+            this.cmkylabel.Location = new System.Drawing.Point(35, 115);
             this.cmkylabel.Name = "cmkylabel";
             this.cmkylabel.Size = new System.Drawing.Size(280, 15);
             this.cmkylabel.TabIndex = 4;
             this.cmkylabel.Text = "CMKY: C: n/a%, M: n/a%, Y: n/a%, K: n/a%";
             this.cmkylabel.TextAlign = System.Drawing.ContentAlignment.TopCenter;
+            this.cmkylabel.Click += new System.EventHandler(this.cmkylabel_Click);
             // 
             // previewlabel
             // 
             this.previewlabel.AutoSize = true;
             this.previewlabel.Font = new System.Drawing.Font("Segoe UI", 9F, System.Drawing.FontStyle.Bold);
             this.previewlabel.ForeColor = System.Drawing.Color.White;
-            this.previewlabel.Location = new System.Drawing.Point(147, 115);
+            this.previewlabel.Location = new System.Drawing.Point(147, 140);
             this.previewlabel.Name = "previewlabel";
             this.previewlabel.Size = new System.Drawing.Size(56, 15);
             this.previewlabel.TabIndex = 5;
@@ -99,7 +106,7 @@
             // 
             this.colorpreview.BackColor = System.Drawing.Color.White;
             this.colorpreview.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
-            this.colorpreview.Location = new System.Drawing.Point(75, 140);
+            this.colorpreview.Location = new System.Drawing.Point(75, 165);
             this.colorpreview.Name = "colorpreview";
             this.colorpreview.Size = new System.Drawing.Size(200, 100);
             this.colorpreview.TabIndex = 6;
@@ -109,7 +116,7 @@
             this.bindlabel.AutoSize = true;
             this.bindlabel.Font = new System.Drawing.Font("Segoe UI", 9F, System.Drawing.FontStyle.Bold);
             this.bindlabel.ForeColor = System.Drawing.Color.White;
-            this.bindlabel.Location = new System.Drawing.Point(77, 250);
+            this.bindlabel.Location = new System.Drawing.Point(77, 275);
             this.bindlabel.Name = "bindlabel";
             this.bindlabel.Size = new System.Drawing.Size(195, 30);
             this.bindlabel.TabIndex = 7;
@@ -120,19 +127,33 @@
             // 
             this.statuslabel.Font = new System.Drawing.Font("Segoe UI", 9F, System.Drawing.FontStyle.Bold);
             this.statuslabel.ForeColor = System.Drawing.Color.White;
-            this.statuslabel.Location = new System.Drawing.Point(95, 290);
+            this.statuslabel.Location = new System.Drawing.Point(95, 315);
             this.statuslabel.Name = "statuslabel";
             this.statuslabel.Size = new System.Drawing.Size(160, 15);
             this.statuslabel.TabIndex = 8;
             this.statuslabel.Text = "Current Status: Unlocked";
             this.statuslabel.TextAlign = System.Drawing.ContentAlignment.MiddleCenter;
             // 
+            // hsllabel
+            // 
+            this.hsllabel.Cursor = System.Windows.Forms.Cursors.Hand;
+            this.hsllabel.Font = new System.Drawing.Font("Segoe UI", 9F, System.Drawing.FontStyle.Bold);
+            this.hsllabel.ForeColor = System.Drawing.Color.White;
+            this.hsllabel.Location = new System.Drawing.Point(100, 65);
+            this.hsllabel.Name = "hsllabel";
+            this.hsllabel.Size = new System.Drawing.Size(150, 15);
+            this.hsllabel.TabIndex = 9;
+            this.hsllabel.Text = "HSL: n/a°, n/a%, n/a%";
+            this.hsllabel.TextAlign = System.Drawing.ContentAlignment.TopCenter;
+            this.hsllabel.Click += new System.EventHandler(this.hsllabel_Click);
+            // 
             // ColorPicker
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(30)))), ((int)(((byte)(30)))), ((int)(((byte)(30)))));
-            this.ClientSize = new System.Drawing.Size(334, 326);
+            this.ClientSize = new System.Drawing.Size(334, 351);
+            this.Controls.Add(this.hsllabel);
             this.Controls.Add(this.statuslabel);
             this.Controls.Add(this.bindlabel);
             this.Controls.Add(this.colorpreview);
@@ -158,6 +179,7 @@
         private System.Windows.Forms.Panel colorpreview;
         private System.Windows.Forms.Label bindlabel;
         private System.Windows.Forms.Label statuslabel;
+        private System.Windows.Forms.Label hsllabel;
     }
 }
 

ColorPicker/ColorPicker.cs

@@ -15,6 +15,8 @@ namespace ColorPicker
         private IntPtr _hookID = IntPtr.Zero;
         private bool _isUnlocked = true;
 
+        private Color _color;
+
         public ColorPicker()
         {
             InitializeComponent();
@@ -75,7 +77,6 @@ namespace ColorPicker
                 Console.WriteLine($"Error: {ex.Message}");
             }
         }
-
         private void UpdateColorDisplay(Color color)
         {
             if (InvokeRequired)
@@ -84,6 +85,8 @@ namespace ColorPicker
             }
             else
             {
+                _color = color;
+
                 int r = color.R;
                 int g = color.G;
                 int b = color.B;
@@ -104,16 +107,118 @@ namespace ColorPicker
                     c = m = y = 0;
                 }
 
+                float rNorm = r / 255f;
+                float gNorm = g / 255f;
+                float bNorm = b / 255f;
+
+                float max = Math.Max(rNorm, Math.Max(gNorm, bNorm));
+                float min = Math.Min(rNorm, Math.Min(gNorm, bNorm));
+                float h, s, l = (max + min) / 2;
+
+                if (max == min)
+                {
+                    h = s = 0;
+                }
+                else
+                {
+                    float d = max - min;
+                    s = l > 0.5f ? d / (2 - max - min) : d / (max + min);
+
+                    if (max == rNorm)
+                    {
+                        h = (gNorm - bNorm) / d + (gNorm < bNorm ? 6 : 0);
+                    }
+                    else if (max == gNorm)
+                    {
+                        h = (bNorm - rNorm) / d + 2;
+                    }
+                    else
+                    {
+                        h = (rNorm - gNorm) / d + 4;
+                    }
+
+                    h /= 6;
+                }
+
                 hexlabel.Text = $"#{r:X2}{g:X2}{b:X2}";
                 rgblabel.Text = $"R: {r}, G: {g}, B: {b}";
-                cmkylabel.Text = $"CMYK: C: {(c * 100):0}%, M: {(m * 100):0}%, Y: {(y * 100):0}%, K: {(k * 100):0}%";
+                hsllabel.Text = $"H: {(h * 360):0}°, S: {(s * 100):0}%, L: {(l * 100):0}%";
+                cmkylabel.Text = $"C: {(c * 100):0}%, M: {(m * 100):0}%, Y: {(y * 100):0}%, K: {(k * 100):0}%";
                 colorpreview.BackColor = color;
             }
         }
 
-        private string ColorToHex(Color color)
+        private void CopyToClipboard(string text)
         {
-            return $"#{color.R:X2}{color.G:X2}{color.B:X2}";
+            Clipboard.SetText(text);
+        }
+
+        private void hexlabel_Click(object sender, EventArgs e)
+        {
+            CopyToClipboard($"#{_color.R:X2}{_color.G:X2}{_color.B:X2}");
+        }
+
+        private void rgblabel_Click(object sender, EventArgs e)
+        {
+            CopyToClipboard($"R: {_color.R}, G: {_color.G}, B: {_color.B}");
+        }
+        private void hsllabel_Click(object sender, EventArgs e)
+        {
+            float r = _color.R / 255f;
+            float g = _color.G / 255f;
+            float b = _color.B / 255f;
+
+            float max = Math.Max(r, Math.Max(g, b));
+            float min = Math.Min(r, Math.Min(g, b));
+            float h, s, l = (max + min) / 2;
+
+            if (max == min)
+            {
+                h = s = 0;
+            }
+            else
+            {
+                float d = max - min;
+                s = l > 0.5f ? d / (2 - max - min) : d / (max + min);
+
+                if (max == r)
+                {
+                    h = (g - b) / d + (g < b ? 6 : 0);
+                }
+                else if (max == g)
+                {
+                    h = (b - r) / d + 2;
+                }
+                else
+                {
+                    h = (r - g) / d + 4;
+                }
+
+                h /= 6;
+            }
+
+            CopyToClipboard($"H: {(h * 360):0}°, S: {(s * 100):0}%, L: {(l * 100):0}%");
+        }
+
+        private void cmkylabel_Click(object sender, EventArgs e)
+        {
+            float c = 1 - _color.R / 255f;
+            float m = 1 - _color.G / 255f;
+            float y = 1 - _color.B / 255f;
+            float k = Math.Min(c, Math.Min(m, y));
+
+            if (k < 1)
+            {
+                c = (c - k) / (1 - k);
+                m = (m - k) / (1 - k);
+                y = (y - k) / (1 - k);
+            }
+            else
+            {
+                c = m = y = 0;
+            }
+
+            CopyToClipboard($"C: {(c * 100):0}%, M: {(m * 100):0}%, Y: {(y * 100):0}%, K: {(k * 100):0}%");
         }
 
         private struct MouseHookStruct