The hex color #ec1b2e is a dark color. The web-safe version is Hex
#FF3333. A complementary color is
#13E4D1. The grayscale version is
#676767. A 20% lighter version of the original color is
#FF4E61, and Hex
#B90000 is the 20% darker color. If the color is saturated by 10%, you get
#F91328. If the color is desaturated by 10%, the color
#DF2334 is obtained.