The hex color #1a8c7c is a dark color. The web-safe version is Hex
#339966. A complementary color is
#E57383. The grayscale version is
#616161. A 20% lighter version of the original color is
#4DBFAF, and Hex
#005949 is the 20% darker color. If the color is saturated by 10%, you get
#13907F. If the color is desaturated by 10%, the color
#218879 is obtained.