The hex color #83A8F2 is a light color. The web-safe version is Hex
#9999FF. A complementary color is
#7C570D. The grayscale version is
#B4B4B4. A 20% lighter version of the original color is
#B6DBFF, and Hex
#5075BF is the 20% darker color. If the color is saturated by 10%, you get
#7EA7F8. If the color is desaturated by 10%, the color
#88A9EC is obtained.