The hex color #3caaa3 is a light color. The web-safe version is Hex
#339999. A complementary color is
#C3555C. The grayscale version is
#838383. A 20% lighter version of the original color is
#6FDDD6, and Hex
#097770 is the 20% darker color. If the color is saturated by 10%, you get
#35AEA6. If the color is desaturated by 10%, the color
#43A6A0 is obtained.