The hex color #6b274b is a dark color. The web-safe version is Hex
#663333. A complementary color is
#94D8B4. The grayscale version is
#4A4A4A. A 20% lighter version of the original color is
#9E5A7E, and Hex
#380018 is the 20% darker color. If the color is saturated by 10%, you get
#6E244B. If the color is desaturated by 10%, the color
#682A4B is obtained.