#FF0400
#FF0400 is a mid-tone, vivid red with RGB values of (255, 4, 0). It has a contrast ratio of 3.99:1 with white text and 5.27:1 with black text, so black text reads better on it.
#FF0400Aa
Color codes
Contrast (WCAG)
Aa3.99:1 · AA (large text)
Aa5.27:1 · AA
Shades (50–950)
Color harmonies
Similar colors
CSS
:root {
--color: #FF0400;
}
.element {
color: #FF0400;
background-color: rgb(255 4 0);
}