#D10000
#D10000 is a mid-tone, vivid red with RGB values of (209, 0, 0). It has a contrast ratio of 5.66:1 with white text and 3.71:1 with black text, so white text reads better on it.
#D10000Aa
Color codes
Contrast (WCAG)
Aa5.66:1 · AA
Aa3.71:1 · AA (large text)
Shades (50–950)
Color harmonies
CSS
:root {
--color: #D10000;
}
.element {
color: #D10000;
background-color: rgb(209 0 0);
}