The hex color #83a7ca is a light color. The web-safe version is Hex
#9999CC. A complementary color is
#7C5835. The grayscale version is
#A7A7A7. A 20% lighter version of the original color is
#B6DAFD, and Hex
#507497 is the 20% darker color. If the color is saturated by 10%, you get
#7FA7CE. If the color is desaturated by 10%, the color
#87A7C6 is obtained.