The hex color #358d8c is a dark color. The web-safe version is Hex
#339999. A complementary color is
#CA7273. The grayscale version is
#6F6F6F. A 20% lighter version of the original color is
#68C0BF, and Hex
#025A59 is the 20% darker color. If the color is saturated by 10%, you get
#2F908F. If the color is desaturated by 10%, the color
#3B8A89 is obtained.