The hex color #65d25d is a light color. The web-safe version is Hex
#66CC66. A complementary color is
#9A2DA2. The grayscale version is
#878787. A 20% lighter version of the original color is
#98FF90, and Hex
#329F2A is the 20% darker color. If the color is saturated by 10%, you get
#62DA59. If the color is desaturated by 10%, the color
#68CA61 is obtained.