The hex color #a8b4cf is a light color. The web-safe version is Hex
#99CCCC. A complementary color is
#574B30. The grayscale version is
#B9B9B9. A 20% lighter version of the original color is
#DBE7FF, and Hex
#75819C is the 20% darker color. If the color is saturated by 10%, you get
#A6B4D1. If the color is desaturated by 10%, the color
#AAB5CD is obtained.