The hex color #0ea29c is a dark color. The web-safe version is Hex
#009999. A complementary color is
#F15D63. The grayscale version is
#6F6F6F. A 20% lighter version of the original color is
#41D5CF, and Hex
#006F69 is the 20% darker color. If the color is saturated by 10%, you get
#04A7A1. If the color is desaturated by 10%, the color
#189D97 is obtained.