#AD0101 Hex Color
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This saturated, punchy red commands immediate attention. Because of its high intensity, #ad0101 functions best as a small accent or a high-impact call to action rather than a dominant background. Pair it with deep charcoal or warm off-whites to soften its aggressive nature. The hex code #ad0101 offers enough contrast to support white text comfortably for accessible, readable UI elements.
Questions about #ad0101
What is #ad0101 in RGB, HSL and CMYK?
In RGB, #ad0101 is rgb(173, 1, 1), in HSL hsl(0, 99%, 34%) and in CMYK 0%, 99%, 99%, 32%.
How should I use #ad0101 in a professional UI design?
#ad0101 works best as a surgical accent for primary buttons or alert states rather than a dominant background color. Its high saturation can overwhelm the eye if used too broadly, so balance it with neutral tones like charcoal or off-white.
Is #ad0101 readable on white or black?
#ad0101 has a 7.54:1 contrast ratio on white and 2.78:1 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.