The hex color #19d49f is a light color. The web-safe version is Hex
#00CC99. A complementary color is
#E62B60. The grayscale version is
#848484. A 20% lighter version of the original color is
#4CFFD2, and Hex
#00A16C is the 20% darker color. If the color is saturated by 10%, you get
#0EDCA2. If the color is desaturated by 10%, the color
#24CC9C is obtained.