The hex color #2f15e6 is a dark color. The web-safe version is Hex
#3300FF. A complementary color is
#D0EA19. The grayscale version is
#636363. A 20% lighter version of the original color is
#6248FF, and Hex
#0000B3 is the 20% darker color. If the color is saturated by 10%, you get
#2A0DF3. If the color is desaturated by 10%, the color
#341DD9 is obtained.