The hex color #a0a8d5 is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#5F572A. The grayscale version is
#B4B4B4. A 20% lighter version of the original color is
#D3DBFF, and Hex
#6D75A2 is the 20% darker color. If the color is saturated by 10%, you get
#9EA7D8. If the color is desaturated by 10%, the color
#A2A9D2 is obtained.