#FFDE59 Hex Color
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A high-energy, glowing yellow, #ffde59 commands attention for sales and promotional designs. This shade feels spontaneous and positive, making it an effective accent color for call-to-action buttons. Because it offers strong contrast against black text, it remains readable even at smaller sizes. Use it sparingly as a 10% accent rather than a full background to avoid overwhelming your viewer with its intense, neon warmth.
Questions about #ffde59
What is #ffde59 in RGB, HSL and CMYK?
In RGB, #ffde59 is rgb(255, 222, 89), in HSL hsl(48, 100%, 67%) and in CMYK 0%, 13%, 65%, 0%.
How should I use #ffde59 in my design layouts?
#ffde59 works best as a deliberate, 10% accent color rather than a full background to avoid overwhelming your audience. Because this yellow is so intense, pairing it with high-contrast text like charcoal or dark black ensures your messaging remains readable and bold.
Is #ffde59 readable on white or black?
#ffde59 has a 1.32:1 contrast ratio on white and 15.84:1 on black. WCAG asks for 4.5:1 for body text and 3:1 for large text, so on white it is too faint for text and on black it works for body text. Try other pairs in the contrast checker.