The hex color #1a8e5f is a dark color. The web-safe version is Hex
#339966. A complementary color is
#E571A0. The grayscale version is
#585858. A 20% lighter version of the original color is
#4DC192, and Hex
#005B2C is the 20% darker color. If the color is saturated by 10%, you get
#149360. If the color is desaturated by 10%, the color
#20895E is obtained.