The hex color #25a31d is a dark color. The web-safe version is Hex
#339933. A complementary color is
#DA5CE2. The grayscale version is
#4C4C4C. A 20% lighter version of the original color is
#58D650, and Hex
#007000 is the 20% darker color. If the color is saturated by 10%, you get
#21AC18. If the color is desaturated by 10%, the color
#299A22 is obtained.