The hex color #7dbde0 is a light color. The web-safe version is Hex
#66CCCC. A complementary color is
#82421F. The grayscale version is
#B3B3B3. A 20% lighter version of the original color is
#B0F0FF, and Hex
#4A8AAD is the 20% darker color. If the color is saturated by 10%, you get
#78BEE4. If the color is desaturated by 10%, the color
#82BCDC is obtained.