The hex color #4c4a57 is a dark color. The web-safe version is Hex
#333366. A complementary color is
#B3B5A8. The grayscale version is
#4F4F4F. A 20% lighter version of the original color is
#7F7D8A, and Hex
#191724 is the 20% darker color. If the color is saturated by 10%, you get
#4C4A58. If the color is desaturated by 10%, the color
#4C4B56 is obtained.