The hex color #a6a9e5 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#59561A. The grayscale version is
#BCBCBC. A 20% lighter version of the original color is
#D9DCFF, and Hex
#7376B2 is the 20% darker color. If the color is saturated by 10%, you get
#A4A7E9. If the color is desaturated by 10%, the color
#A8ABE1 is obtained.