refactor: rename pastel app to color and update all references

components/color/ColorDisplay.tsx

@@ -0,0 +1,38 @@
+'use client';
+
+import { cn } from '@/lib/utils/cn';
+
+interface ColorDisplayProps {
+  color: string;
+  size?: 'sm' | 'md' | 'lg' | 'xl';
+  className?: string;
+  showBorder?: boolean;
+}
+
+export function ColorDisplay({
+  color,
+  size = 'lg',
+  className,
+  showBorder = true,
+}: ColorDisplayProps) {
+  const sizeClasses = {
+    sm: 'h-16 w-16',
+    md: 'h-32 w-32',
+    lg: 'h-48 w-48',
+    xl: 'h-64 w-64',
+  };
+
+  return (
+    <div
+      className={cn(
+        'rounded-lg transition-all',
+        showBorder && 'ring-2 ring-border',
+        sizeClasses[size],
+        className
+      )}
+      style={{ backgroundColor: color }}
+      role="img"
+      aria-label={`Color swatch: ${color}`}
+    />
+  );
+}