The hex color #498a5c is a dark color. The web-safe version is Hex
#339966. A complementary color is
#B675A3. The grayscale version is
#656565. A 20% lighter version of the original color is
#7CBD8F, and Hex
#165729 is the 20% darker color. If the color is saturated by 10%, you get
#468E5B. If the color is desaturated by 10%, the color
#4C865D is obtained.