The hex color #4de9af is a light color. The web-safe version is Hex
#66FF99. A complementary color is
#B21650. The grayscale version is
#A2A2A2. A 20% lighter version of the original color is
#80FFE2, and Hex
#1AB67C is the 20% darker color. If the color is saturated by 10%, you get
#45F0B0. If the color is desaturated by 10%, the color
#55E2AE is obtained.