The hex color #54db2e is a light color. The web-safe version is Hex
#66CC33. A complementary color is
#AB24D1. The grayscale version is
#747474. A 20% lighter version of the original color is
#87FF61, and Hex
#21A800 is the 20% darker color. If the color is saturated by 10%, you get
#51E527. If the color is desaturated by 10%, the color
#57D135 is obtained.