The hex color #13a1eb is a dark color. The web-safe version is Hex
#0099FF. A complementary color is
#EC5E14. The grayscale version is
#8A8A8A. A 20% lighter version of the original color is
#46D4FF, and Hex
#006EB8 is the 20% darker color. If the color is saturated by 10%, you get
#07A3F5. If the color is desaturated by 10%, the color
#1F9FE1 is obtained.