The hex color #4a858e is a dark color. The web-safe version is Hex
#339999. A complementary color is
#B57A71. The grayscale version is
#747474. A 20% lighter version of the original color is
#7DB8C1, and Hex
#17525B is the 20% darker color. If the color is saturated by 10%, you get
#468791. If the color is desaturated by 10%, the color
#4E838B is obtained.