The hex color #1fc39f is a light color. The web-safe version is Hex
#33CC99. A complementary color is
#E03C60. The grayscale version is
#808080. A 20% lighter version of the original color is
#52F6D2, and Hex
#00906C is the 20% darker color. If the color is saturated by 10%, you get
#15CAA2. If the color is desaturated by 10%, the color
#29BC9C is obtained.