The hex color #2a00cd is a dark color. The web-safe version is Hex
#3300CC. A complementary color is
#D5FF32. The grayscale version is
#525252. A 20% lighter version of the original color is
#5D33FF, and Hex
#00009A is the 20% darker color. If the color is saturated by 10%, you get
#2600D9. If the color is desaturated by 10%, the color
#2E08C1 is obtained.