The hex color #4da7dd is a light color. The web-safe version is Hex
#6699CC. A complementary color is
#B25822. The grayscale version is
#9B9B9B. A 20% lighter version of the original color is
#80DAFF, and Hex
#1A74AA is the 20% darker color. If the color is saturated by 10%, you get
#45A8E4. If the color is desaturated by 10%, the color
#55A6D6 is obtained.