The hex color #0189a9 is a dark color. The web-safe version is Hex
#009999. A complementary color is
#FE7656. The grayscale version is
#666666. A 20% lighter version of the original color is
#34BCDC, and Hex
#005676 is the 20% darker color. If the color is saturated by 10%, you get
#008CB0. If the color is desaturated by 10%, the color
#0B86A2 is obtained.