The hex color #0f53fd is a dark color. The web-safe version is Hex
#0066FF. A complementary color is
#F0AC02. The grayscale version is
#757575. A 20% lighter version of the original color is
#4286FF, and Hex
#0020CA is the 20% darker color. If the color is saturated by 10%, you get
#0550FF. If the color is desaturated by 10%, the color
#1956EF is obtained.