The hex color #37f93d is a light color. The web-safe version is Hex
#33FF33. A complementary color is
#C806C2. The grayscale version is
#7A7A7A. A 20% lighter version of the original color is
#6AFF70, and Hex
#04C60A is the 20% darker color. If the color is saturated by 10%, you get
#30FF37. If the color is desaturated by 10%, the color
#3EEC43 is obtained.