The hex color #a5342f is a dark color. The web-safe version is Hex
#993333. A complementary color is
#5ACBD0. The grayscale version is
#585858. A 20% lighter version of the original color is
#D86762, and Hex
#720100 is the 20% darker color. If the color is saturated by 10%, you get
#AD302B. If the color is desaturated by 10%, the color
#9D3833 is obtained.