diff --git a/src/lib/utils/figmaRGBA.test.ts b/src/lib/utils/figmaRGBA.test.ts
new file mode 100644
index 0000000..b1b0ef1
--- /dev/null
+++ b/src/lib/utils/figmaRGBA.test.ts
@@ -0,0 +1,27 @@
+import { test } from "uvu";
+import * as assert from "uvu/assert";
+import { setColor } from "./figmaRGBA";
+
+test("figmaRGBA", () => {
+  assert.type(setColor, "function");
+  assert.type(setColor({ r: 255, g: 2, b: 3, a: 4 }), "object");
+
+  const result = setColor({ r: 255, g: 255, b: 255, a: 255 });
+  assert.is(result.color.r, 1);
+  assert.is(result.color.g, 1);
+  assert.is(result.color.b, 1);
+  assert.is(result.opacity, 255);
+});
+
+test("figmaRGBAWithoutOptionalArgs", () => {
+  assert.type(setColor, "function");
+  assert.type(setColor({ r: 255, g: 255, b: 255 }), "object");
+
+  const result = setColor({ r: 255, g: 255, b: 255 });
+  assert.is(result.color.r, 1);
+  assert.is(result.color.g, 1);
+  assert.is(result.color.b, 1);
+  assert.is(result.opacity, 1);
+});
+test.run();
+