The hex color #1f5563 is a dark color. The web-safe version is Hex
#336666. A complementary color is
#E0AA9C. The grayscale version is
#484848. A 20% lighter version of the original color is
#528896, and Hex
#002230 is the 20% darker color. If the color is saturated by 10%, you get
#1B5666. If the color is desaturated by 10%, the color
#235460 is obtained.