The hex color #2c17cc is a dark color. The web-safe version is Hex
#3300CC. A complementary color is
#D3E833. The grayscale version is
#5A5A5A. A 20% lighter version of the original color is
#5F4AFF, and Hex
#000099 is the 20% darker color. If the color is saturated by 10%, you get
#2710D7. If the color is desaturated by 10%, the color
#311EC1 is obtained.