The hex color #76b57d is a light color. The web-safe version is Hex
#66CC66. A complementary color is
#894A82. The grayscale version is
#8D8D8D. A 20% lighter version of the original color is
#A9E8B0, and Hex
#43824A is the 20% darker color. If the color is saturated by 10%, you get
#74B97B. If the color is desaturated by 10%, the color
#78B17F is obtained.