The hex color #4920be is a dark color. The web-safe version is Hex
#3333CC. A complementary color is
#B6DF41. The grayscale version is
#626262. A 20% lighter version of the original color is
#7C53F1, and Hex
#16008B is the 20% darker color. If the color is saturated by 10%, you get
#4619C7. If the color is desaturated by 10%, the color
#4C27B5 is obtained.