The hex color #905c9c is a dark color. The web-safe version is Hex
#996699. A complementary color is
#6FA363. The grayscale version is
#838383. A 20% lighter version of the original color is
#C38FCF, and Hex
#5D2969 is the 20% darker color. If the color is saturated by 10%, you get
#91589F. If the color is desaturated by 10%, the color
#8F6099 is obtained.