This tool allows you to generate a color information PDF with up to 25 colors. You can download an example with nine colors and 231 pages here.
Converting Colors allows you to convert between 17 different color formats like RGB, CMYK, HSV, HSL, CIELab, Android, Decimal, and YUV.
Made with 💘, 🍺 and 🍫 by Andreas Zettl. If you have questions send me an email to firstname.lastname@example.org!