The hex color #D5F2F3 is a light color. The web-safe version is Hex
#CCFFFF. A complementary color is
#2A0D0C. The grayscale version is
#E9E9E9. A 20% lighter version of the original color is
#FFFFFF, and Hex
#A2BFC0 is the 20% darker color. If the color is saturated by 10%, you get
#D3F3F4. If the color is desaturated by 10%, the color
#D7F1F2 is obtained.