The hex color #429e7d is a dark color. The web-safe version is Hex
#339966. A complementary color is
#BD6182. The grayscale version is
#747474. A 20% lighter version of the original color is
#75D1B0, and Hex
#0F6B4A is the 20% darker color. If the color is saturated by 10%, you get
#3DA27E. If the color is desaturated by 10%, the color
#479A7C is obtained.