The hex color #43a7df is a light color. The web-safe version is Hex
#3399CC. A complementary color is
#BC5820. The grayscale version is
#989898. A 20% lighter version of the original color is
#76DAFF, and Hex
#1074AC is the 20% darker color. If the color is saturated by 10%, you get
#3AA8E6. If the color is desaturated by 10%, the color
#4CA6D8 is obtained.