Colorsinspo, Adobe Color CC, Happy Hues, TinEye Color extraction, Image Color Summarizer, Color Hunter, Colormind, Color Thief, cyotek color pallete editor, Whats Its Color, Color Name Detector, Color Grabber, PicColor, ColorTag, ColorExplorer, Palet.ly, colorpal, MulticolorEngine are some alternatives to Color Palette from Image.