The hex color #a0a2c5 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#5F5D3A. The grayscale version is
#ADADAD. A 20% lighter version of the original color is
#D3D5F8, and Hex
#6D6F92 is the 20% darker color. If the color is saturated by 10%, you get
#9FA1C7. If the color is desaturated by 10%, the color
#A1A3C3 is obtained.