The hex color #446b5c is a dark color. The web-safe version is Hex
#336666. A complementary color is
#BB94A3. The grayscale version is
#595959. A 20% lighter version of the original color is
#779E8F, and Hex
#113829 is the 20% darker color. If the color is saturated by 10%, you get
#426D5C. If the color is desaturated by 10%, the color
#46695C is obtained.