The hex color #3ad2fd is a light color. The web-safe version is Hex
#33CCFF. A complementary color is
#C52D02. The grayscale version is
#AEAEAE. A 20% lighter version of the original color is
#6DFFFF, and Hex
#079FCA is the 20% darker color. If the color is saturated by 10%, you get
#2ED6FF. If the color is desaturated by 10%, the color
#46CEF5 is obtained.