The hex color #6147cc is a dark color. The web-safe version is Hex
#6633CC. A complementary color is
#9EB833. The grayscale version is
#7C7C7C. A 20% lighter version of the original color is
#947AFF, and Hex
#2E1499 is the 20% darker color. If the color is saturated by 10%, you get
#5E42D4. If the color is desaturated by 10%, the color
#644CC4 is obtained.