jQuery UI Effects Core
Extends the internal jQuery effects. Includes morphing and easing. Required by all other effects.
Tagged: color
jQuery Color
jQuery plugin for color manipulation and animation support.
Spectrum Colorpicker
The No Hassle jQuery Colorpicker
jQuery Etherpad
jQuery plugin for embedding Etherpad
Vanderlee Colorpicker
JQuery colorpicker with themeroller styling, RGB, HSL, CMYK and L*A*B support. Standard look & feel, configurable layout. Works as a popup or inline.
Iris Color Picker
A(n awesome) Color Picker. Used by WordPress.
jQuery Burn
jQuery plugin to apply flame effect to text.
Pick-a-Color
an easy-to-use jQuery color picker for Twitter Bootstrap.
wColorPicker jQuery Plugin
A jQuery color picker plugin with various effects for showing and hiding the color picker. Also comes with an option to set a clickable button to trigger effects.
Chameleon
Easy get and use colors from image.