The hex color #1d93c0 is a dark color. The web-safe version is Hex
#3399CC. A complementary color is
#E26C3F. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#50C6F3, and Hex
#00608D is the 20% darker color. If the color is saturated by 10%, you get
#1495C7. If the color is desaturated by 10%, the color
#2691B9 is obtained.