The hex color #c1a8e5 is a light color. The web-safe version is Hex
#CC99CC. A complementary color is
#3E571A. The grayscale version is
#C5C5C5. A 20% lighter version of the original color is
#F4DBFF, and Hex
#8E75B2 is the 20% darker color. If the color is saturated by 10%, you get
#C1A5E8. If the color is desaturated by 10%, the color
#C1ABE2 is obtained.