The hex color #e5f2f3 is a light color. The web-safe version is Hex
#CCFFFF. A complementary color is
#1A0D0C. The grayscale version is
#EEEEEE. A 20% lighter version of the original color is
#FFFFFF, and Hex
#B2BFC0 is the 20% darker color. If the color is saturated by 10%, you get
#E4F2F4. If the color is desaturated by 10%, the color
#E6F2F3 is obtained.