The hex color #30fa6c is a light color. The web-safe version is Hex
#33FF66. A complementary color is
#CF0593. The grayscale version is
#878787. A 20% lighter version of the original color is
#63FF9F, and Hex
#00C739 is the 20% darker color. If the color is saturated by 10%, you get
#27FF69. If the color is desaturated by 10%, the color
#39EF6F is obtained.