The hex color #d6f1f5 is a light color. The web-safe version is Hex
#CCFFFF. A complementary color is
#290E0A. The grayscale version is
#E9E9E9. A 20% lighter version of the original color is
#FFFFFF, and Hex
#A3BEC2 is the 20% darker color. If the color is saturated by 10%, you get
#D4F2F6. If the color is desaturated by 10%, the color
#D8F0F4 is obtained.