#A9B300 Hex Color
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This intense chartreuse-leaning yellow carries a high-energy, raw feel. Because of its saturation and slight greenish undertone, the hex code #a9b300 works best as a sharp accent rather than a background color. It pairs surprisingly well with deep charcoal grays or midnight blues, which tame its natural loudness. While readable with black text for accessible UI designs, use it sparingly to command attention in calls to action.
Questions about #a9b300
What is #a9b300 in RGB, HSL and CMYK?
In RGB, #a9b300 is rgb(169, 179, 0), in HSL hsl(63, 100%, 35%) and in CMYK 6%, 0%, 100%, 30%.
How can I effectively use #a9b300 in UI design?
Use #a9b300 sparingly as a sharp accent color for calls to action or interface highlights, as its high saturation can overwhelm the eyes. It pairs effectively with deep charcoal or midnight blue to ground its intensity and improve readability.
Is #a9b300 considered a warm or cool color?
While #a9b300 leans toward yellow, its distinct greenish undertone makes it feel more like a cool, energetic acidic green. This hybrid quality helps it stand out against both neutral grays and warmer earth tones, provided the balance is managed carefully.
Is #a9b300 readable on white or black?
#a9b300 has a 2.29:1 contrast ratio on white and 9.13:1 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.