The hex color #4a5b7c is a dark color. The web-safe version is Hex
#336666. A complementary color is
#B5A483. The grayscale version is
#606060. A 20% lighter version of the original color is
#7D8EAF, and Hex
#172849 is the 20% darker color. If the color is saturated by 10%, you get
#485A7F. If the color is desaturated by 10%, the color
#4C5C79 is obtained.