The hex color #0ca5dc is a dark color. The web-safe version is Hex
#0099CC. A complementary color is
#F35A23. The grayscale version is
#848484. A 20% lighter version of the original color is
#3FD8FF, and Hex
#0072A9 is the 20% darker color. If the color is saturated by 10%, you get
#00A8E5. If the color is desaturated by 10%, the color
#18A2D3 is obtained.