The hex color #165efc is a dark color. The web-safe version is Hex
#0066FF. A complementary color is
#E9A103. The grayscale version is
#7B7B7B. A 20% lighter version of the original color is
#4991FF, and Hex
#002BC9 is the 20% darker color. If the color is saturated by 10%, you get
#0C5BFF. If the color is desaturated by 10%, the color
#2061EF is obtained.