The hex color #34768c is a dark color. The web-safe version is Hex
#336699. A complementary color is
#CB8973. The grayscale version is
#676767. A 20% lighter version of the original color is
#67A9BF, and Hex
#014359 is the 20% darker color. If the color is saturated by 10%, you get
#2F7790. If the color is desaturated by 10%, the color
#397588 is obtained.