The hex color #43b8ef is a light color. The web-safe version is Hex
#33CCFF. A complementary color is
#BC4710. The grayscale version is
#A3A3A3. A 20% lighter version of the original color is
#76EBFF, and Hex
#1085BC is the 20% darker color. If the color is saturated by 10%, you get
#39BAF7. If the color is desaturated by 10%, the color
#4DB6E7 is obtained.