#E81515 Hex Color

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Hex color #e81515 graphic
#e81515 is a high-intensity red that commands immediate attention. Because of its extreme saturation, it works best as a 10% accent color for calls to action rather than a large background fill. Pair it with deep charcoal or slate gray to ground the visual noise. This hex code provides enough contrast for white text, ensuring readability in small UI elements like notification badges or error alerts.

Questions about #e81515

What is #e81515 in RGB, HSL and CMYK?
In RGB, #e81515 is rgb(232, 21, 21), in HSL hsl(0, 83%, 50%) and in CMYK 0%, 91%, 91%, 9%.
How should #e81515 be used in UI design?
#e81515 works best as a 10% accent color for calls to action or status alerts rather than a large background fill. Because of its extreme saturation, it creates visual strain if used too heavily across a single interface.
What colors pair well with #e81515?
Pair #e81515 with deep charcoal or slate gray to ground the visual noise and increase contrast. Using these neutral, dark tones helps the high-intensity red stand out while maintaining the readability required for small UI elements.
Is #e81515 readable on white or black?
#e81515 has a 4.61:1 contrast ratio on white and 4.54:1 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 works for body text. Try other pairs in the contrast checker.