The hex color #57ab6a is a light color. The web-safe version is Hex
#669966. A complementary color is
#A85495. The grayscale version is
#797979. A 20% lighter version of the original color is
#8ADE9D, and Hex
#247837 is the 20% darker color. If the color is saturated by 10%, you get
#54B068. If the color is desaturated by 10%, the color
#5AA66C is obtained.