The hex color #1f9ca8 is a dark color. The web-safe version is Hex
#339999. A complementary color is
#E06357. The grayscale version is
#767676. A 20% lighter version of the original color is
#52CFDB, and Hex
#006975 is the 20% darker color. If the color is saturated by 10%, you get
#16A0AD. If the color is desaturated by 10%, the color
#2898A3 is obtained.