The hex color #30a6ba is a light color. The web-safe version is Hex
#3399CC. A complementary color is
#CF5945. The grayscale version is
#858585. A 20% lighter version of the original color is
#63D9ED, and Hex
#007387 is the 20% darker color. If the color is saturated by 10%, you get
#27A9BF. If the color is desaturated by 10%, the color
#39A3B5 is obtained.