The hex color #15c23f is a dark color. The web-safe version is Hex
#00CC33. A complementary color is
#EA3DC0. The grayscale version is
#5D5D5D. A 20% lighter version of the original color is
#48F572, and Hex
#008F0C is the 20% darker color. If the color is saturated by 10%, you get
#0ECC3C. If the color is desaturated by 10%, the color
#1CB842 is obtained.