The hex color #3ad49f is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#C52B60. The grayscale version is
#8F8F8F. A 20% lighter version of the original color is
#6DFFD2, and Hex
#07A16C is the 20% darker color. If the color is saturated by 10%, you get
#32DBA1. If the color is desaturated by 10%, the color
#43CD9D is obtained.