The hex color #01a5a3 is a dark color. The web-safe version is Hex
#009999. A complementary color is
#FE5A5C. The grayscale version is
#6E6E6E. A 20% lighter version of the original color is
#34D8D6, and Hex
#007270 is the 20% darker color. If the color is saturated by 10%, you get
#00ABA8. If the color is desaturated by 10%, the color
#0C9F9E is obtained.