Dark red carries the hex code #8B0000, which resolves to rgb(139, 0, 0) and hsl(0, 100%, 27%). Green and blue both sit at zero while red runs at 139, which places the hue at exactly 0° with full saturation and a low 27% lightness. Dark red reaches 10.01:1 against white and clears AAA in both directions, which makes it the accessible member of the red family. This page covers every code format, the computed palettes, the four elements where it performs, and why it solves the problem that pure red creates in every interface. What Is the Color Dark Red? Dark red sits at 0° with 100% saturation and 27% lightness. The CSS keyword darkred maps to #8B0000 exactly, which makes it a specified value rather than a convention. The full code set for #8B0000: Two channels at zero with red at 139 puts the hue on exactly the same