The hex color #155e44 is a dark color. The web-safe version is Hex
#006633. A complementary color is
#EAA1BB. The grayscale version is
#3D3D3D. A 20% lighter version of the original color is
#489177, and Hex
#002B11 is the 20% darker color. If the color is saturated by 10%, you get
#116145. If the color is desaturated by 10%, the color
#195B43 is obtained.