The hex color #15a05c is a dark color. The web-safe version is Hex
#009966. A complementary color is
#EA5FA3. The grayscale version is
#5B5B5B. A 20% lighter version of the original color is
#48D38F, and Hex
#006D29 is the 20% darker color. If the color is saturated by 10%, you get
#0EA75C. If the color is desaturated by 10%, the color
#1C995C is obtained.