Color Hunter - Color Hunter is a place to find and make color palettes created from images.
Color Palette Generator - Enter the URL of an image and find its color palette
Image Color Summarizer - The web service provides statistics describing color characteristics of an image identified by URL.
Color Hunt - Curated collection of beautiful colors, updated daily
MulticolorEngine - MulticolorEngine is a color search API for use with an image collection or products.
Coolors.co - The super fast color schemes generator! Create, save and share perfect palettes in seconds!