The hex color #a3d4b6 is a light color. The web-safe version is Hex
#99CCCC. A complementary color is
#5C2B49. The grayscale version is
#BABABA. A 20% lighter version of the original color is
#D6FFE9, and Hex
#70A183 is the 20% darker color. If the color is saturated by 10%, you get
#A1D7B6. If the color is desaturated by 10%, the color
#A5D1B6 is obtained.