The hex color #623c6a is a dark color. The web-safe version is Hex
#663366. A complementary color is
#9DC395. The grayscale version is
#585858. A 20% lighter version of the original color is
#956F9D, and Hex
#2F0937 is the 20% darker color. If the color is saturated by 10%, you get
#63396C. If the color is desaturated by 10%, the color
#613F68 is obtained.