The hex color #0d88a3 is a dark color. The web-safe version is Hex
#009999. A complementary color is
#F2775C. The grayscale version is
#686868. A 20% lighter version of the original color is
#40BBD6, and Hex
#005570 is the 20% darker color. If the color is saturated by 10%, you get
#048BA9. If the color is desaturated by 10%, the color
#16859D is obtained.