The hex color #6a3a5c is a dark color. The web-safe version is Hex
#663366. A complementary color is
#95C5A3. The grayscale version is
#555555. A 20% lighter version of the original color is
#9D6D8F, and Hex
#370729 is the 20% darker color. If the color is saturated by 10%, you get
#6C375D. If the color is desaturated by 10%, the color
#683D5B is obtained.