#F05B21 Hex Color
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This high-energy orange-red demands immediate attention. Because it is saturated and bold, the hex code #f05b21 works best as a 10 percent accent rather than a background color. It pairs surprisingly well with deep charcoal grays to create a modern, high-contrast look. Since black text maintains a strong 6.2:1 contrast ratio against this hue, it remains readable for UI calls to action and alert messaging.
Questions about #f05b21
What is #f05b21 in RGB, HSL and CMYK?
In RGB, #f05b21 is rgb(240, 91, 33), in HSL hsl(17, 87%, 54%) and in CMYK 0%, 62%, 86%, 6%.
How should I use #f05b21 in a design layout?
This hue functions most effectively as a strategic 10 percent accent rather than a dominant background color. Because it is highly saturated, it grabs user attention instantly when applied to call-to-action buttons or alert messaging while maintaining readability against standard black text.
What colors pair well with #f05b21?
To create a modern and balanced aesthetic, pair #f05b21 with deep charcoal grays or dark neutral tones. These pairings ground the intensity of the orange-red while ensuring that the high-contrast ratio remains legible for text and critical interface elements.
Is #f05b21 readable on white or black?
#f05b21 has a 3.37:1 contrast ratio on white and 6.22:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it works only for large text (24px, or 18.5px bold) and on black it works for body text. Try other pairs in the contrast checker.