The hex color #30a34b is a dark color. The web-safe version is Hex
#339933. A complementary color is
#CF5CB4. The grayscale version is
#5F5F5F. A 20% lighter version of the original color is
#63D67E, and Hex
#007018 is the 20% darker color. If the color is saturated by 10%, you get
#2BAA49. If the color is desaturated by 10%, the color
#359C4D is obtained.