diff --git a/THEMES.md b/THEMES.md
index 323c232a8..65c8504ee 100644
--- a/THEMES.md
+++ b/THEMES.md
@@ -400,7 +400,7 @@ Can be created as an extra.
 * `tile` - type: BOOLEAN.
 	- If true, the image will be tiled instead of stretched to fit its size.  Useful for backgrounds.
 * `color` - type: COLOR.
-	- Multiply each pixel's color by this color. For example, an all-white image with `<color>FF0000</color>` would become completely red.
+	- Multiply each pixel's color by this color. For example, an all-white image with `<color>FF0000</color>` would become completely red.  You can also control the transparency of an image with `<color>FFFFFFAA</color>` - keeping all the pixels their normal color and only affecting the alpha channel.
 
 #### text
 
diff --git a/src/components/ImageComponent.cpp b/src/components/ImageComponent.cpp
index 09fbfeb82..c8b228e1a 100644
--- a/src/components/ImageComponent.cpp
+++ b/src/components/ImageComponent.cpp
@@ -232,7 +232,7 @@ void ImageComponent::updateVertices()
 
 void ImageComponent::updateColors()
 {
-	Renderer::buildGLColorArray(mColors, (mColorShift >> 8 << 8)| (getOpacity()), 6);
+	Renderer::buildGLColorArray(mColors, mColorShift, 6);
 }
 
 void ImageComponent::render(const Eigen::Affine3f& parentTrans)