The hex color #821a5c is a dark color. The web-safe version is Hex
#993366. A complementary color is
#7DE5A3. The grayscale version is
#535353. A 20% lighter version of the original color is
#B54D8F, and Hex
#4F0029 is the 20% darker color. If the color is saturated by 10%, you get
#87145D. If the color is desaturated by 10%, the color
#7D205B is obtained.