The hex color #a7e5eb is a light color. The web-safe version is Hex
#99CCFF. A complementary color is
#581A14. The grayscale version is
#D2D2D2. A 20% lighter version of the original color is
#DAFFFF, and Hex
#74B2B8 is the 20% darker color. If the color is saturated by 10%, you get
#A3E7ED. If the color is desaturated by 10%, the color
#ABE3E9 is obtained.