ColorHexa.com is a free color tool providing information about any color. Just type any color values in the search field and ColorHexa will offer a detailed description and automatically convert it to its equivalent value in Hexadecimal, Binary, RGB, CMYK, [...] ColorHexa will also generate matching color schemes such as complementary, split complementary, analogous, triadic, tetradic and monochromatic colors. [...]. It is also possible to blend colors together or create a gradient between them (see examples below).
Via patrick29fr
Un logiciel gratuit. Excellent pour faire vos couverture en toute harmonie. Je le mettrai aussi dans les tutos du Mag.