The hex color #0218f7 is a dark color. The web-safe version is Hex
#0000FF. A complementary color is
#FDE708. The grayscale version is
#5B5B5B. A 20% lighter version of the original color is
#354BFF, and Hex
#0000C4 is the 20% darker color. If the color is saturated by 10%, you get
#0011FF. If the color is desaturated by 10%, the color
#0B1FE7 is obtained.