jscolor
Example 1 - HEX
Color:
Example 2 - HEX with Alpha
Color:
Example 3 - RGBA
Color:
Example 4 - Button
Color:Value:Alpha:
Example 5 - Events:onChange and onInput
You can specify onChange/onInput event handler using jscolor's options:
change event input event
For text INPUTS, you can keep with classic HTML attributes:
change event input event
Example 6 - Presets
Small dark preset:
Large preset:
Example 7 - Customized picker