Hex Colors - hexcolor.co is a free color tool providing information about any color. Color Hex will also generate matching color schemes such as complementary, split complementary, analogous, triadic, tetradic and monochromatic colors.
HTML CSS Color Picker - HTML CSS Color Picker is an online website that provides you an extravagant color scheme that can be shared anywhere else.
Vectr - Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.
PostedIn - A dynamic content marketplace
Encycolorpedia - Providing hex color schemes, paint matching & search, color directory and color space conversions.
RGB.to - RGB.to is a free online RGB color conversion tool that comes with an easy way to convert any type of color.