#A00000 Hex Color
A commanding and deeply saturated red
This dark, saturated red carries a serious, authoritative weight. Because #a00000 has significant depth, it works best as a primary branding element or a bold accent rather than a full page background. Pair it with soft, muted creams or light grays to balance the intensity. White text provides excellent readability against this hex code, making it a reliable choice for high-contrast, formal layouts.
Questions about #a00000
What is #a00000 in RGB, HSL and CMYK?
In RGB, #a00000 is rgb(160, 0, 0), in HSL hsl(0, 100%, 31%) and in CMYK 0%, 100%, 100%, 37%.
How should I use #a00000 in a UI layout?
#a00000 works best as a bold accent color rather than a background because of its intense, heavy saturation. Use it for call-to-action buttons or highlights against a clean white or light gray interface to maintain necessary readability.
Which colors pair well with #a00000 for a balanced palette?
This deep red looks professional when paired with cream or light gray to soften its natural intensity. Avoid using other saturated colors nearby, as they often compete with the weight and seriousness of the primary red tone.
Is #a00000 readable on white or black?
#a00000 has a 8.41:1 contrast ratio on white and 2.49:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works for body text and on black it is too faint for text. Try other pairs in the contrast checker.