The hex color #3a23c7 is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#C5DC38. The grayscale version is
#616161. A 20% lighter version of the original color is
#6D56FA, and Hex
#070094 is the 20% darker color. If the color is saturated by 10%, you get
#361DD1. If the color is desaturated by 10%, the color
#3E29BD is obtained.