#0099F8 Hex Color
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#0099f8 is a bold, electric blue that demands attention. Because of its high saturation and intensity, it works best as a 10% accent color for calls to action or UI highlights rather than a full background. This hex code provides excellent contrast for black text, ensuring readability. Pair it with soft, desaturated grays to anchor its energy without overwhelming the viewer.
Questions about #0099f8
What is #0099f8 in RGB, HSL and CMYK?
In RGB, #0099f8 is rgb(0, 153, 248), in HSL hsl(203, 100%, 49%) and in CMYK 100%, 38%, 0%, 3%.
How should I use #0099f8 in a UI design?
#0099f8 works best as a focused accent color for call-to-action buttons or specific highlights rather than a background. Its high saturation commands attention, so pairing it with charcoal or soft neutral grays helps maintain visual balance and legibility.
Is #0099f8 readable on white or black?
#0099f8 has a 3.03:1 contrast ratio on white and 6.91:1 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.