The hex color #13a16b is a dark color. The web-safe version is Hex
#009966. A complementary color is
#EC5E94. The grayscale version is
#606060. A 20% lighter version of the original color is
#46D49E, and Hex
#006E38 is the 20% darker color. If the color is saturated by 10%, you get
#0BA86C. If the color is desaturated by 10%, the color
#1B9A6A is obtained.