HueSaturationShader.js
HueSaturationShader
Hue and saturation

Preview requires WebGL2. You can still download the demo.
Image processing demo
Changes the picture's colors or makes them more vivid or closer to gray.
Official sourceExported assets are free to use commercially and modify.
Hue and saturation

Changes the picture's colors or makes them more vivid or closer to gray.
Official source