The hex color #05838c is a dark color. The web-safe version is Hex
#009999. A complementary color is
#FA7C73. The grayscale version is
#5C5C5C. A 20% lighter version of the original color is
#38B6BF, and Hex
#005059 is the 20% darker color. If the color is saturated by 10%, you get
#008791. If the color is desaturated by 10%, the color
#0E7F87 is obtained.