adjust colors

LightlessSync/UI/UIColors.cs

@@ -0,0 +1,34 @@
+using System.Globalization;
+using System.Numerics;
+
+namespace LightlessSync.UI
+{
+    internal static class UIColors
+    {
+        private static readonly Dictionary<string, string> HexColors = new(StringComparer.OrdinalIgnoreCase)
+        {
+            { "LightlessPurple", "#ad8af5" },
+            { "LightlessBlue", "#64c7e8" },
+            { "PairBlue", "#4e98b1" },
+            { "DimRed", "#bd0000" },
+        };
+
+        public static Vector4 Get(string name)
+        {
+            if (!HexColors.TryGetValue(name, out var hex))
+                throw new ArgumentException($"Color '{name}' not found in UIColors.");
+
+            return HexToRgba(hex);
+        }
+
+        public static Vector4 HexToRgba(string hexColor)
+        {
+            hexColor = hexColor.TrimStart('#');
+            int r = int.Parse(hexColor.Substring(0, 2), NumberStyles.HexNumber);
+            int g = int.Parse(hexColor.Substring(2, 2), NumberStyles.HexNumber);
+            int b = int.Parse(hexColor.Substring(4, 2), NumberStyles.HexNumber);
+            int a = hexColor.Length == 8 ? int.Parse(hexColor.Substring(6, 2), NumberStyles.HexNumber) : 255;
+            return new Vector4(r / 255f, g / 255f, b / 255f, a / 255f);
+        }
+    }
+}