The hex color #1a8c7d is a dark color. The web-safe version is Hex
#339966. A complementary color is
#E57382. The grayscale version is
#616161. A 20% lighter version of the original color is
#4DBFB0, and Hex
#00594A is the 20% darker color. If the color is saturated by 10%, you get
#139080. If the color is desaturated by 10%, the color
#21887A is obtained.