The hex color #a8b4c8 is a light color. The web-safe version is Hex
#99CCCC. A complementary color is
#574B37. The grayscale version is
#B7B7B7. A 20% lighter version of the original color is
#DBE7FB, and Hex
#758195 is the 20% darker color. If the color is saturated by 10%, you get
#A7B4CA. If the color is desaturated by 10%, the color
#A9B4C6 is obtained.