The hex color #a8c3b8 is a light color. The web-safe version is Hex
#99CCCC. A complementary color is
#573C47. The grayscale version is
#B6B6B6. A 20% lighter version of the original color is
#DBF6EB, and Hex
#759085 is the 20% darker color. If the color is saturated by 10%, you get
#A7C4B8. If the color is desaturated by 10%, the color
#A9C2B8 is obtained.