The hex color #8c81ea is a light color. The web-safe version is Hex
#9999FF. A complementary color is
#737E15. The grayscale version is
#A8A8A8. A 20% lighter version of the original color is
#BFB4FF, and Hex
#594EB7 is the 20% darker color. If the color is saturated by 10%, you get
#897DF1. If the color is desaturated by 10%, the color
#8F85E3 is obtained.