The hex color #266a54 is a dark color. The web-safe version is Hex
#336666. A complementary color is
#D995AB. The grayscale version is
#4C4C4C. A 20% lighter version of the original color is
#599D87, and Hex
#003721 is the 20% darker color. If the color is saturated by 10%, you get
#226D55. If the color is desaturated by 10%, the color
#2A6753 is obtained.