#99FFA1 Hex Color

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Hex color #99ffa1 graphic
This high-saturation green feels electric and youthful. Because it is so light and intense, #99ffa1 works best as a 10% accent color to draw attention to call-to-action buttons or status indicators. Avoid using it for large blocks of text, where it becomes overwhelming. It pairs surprisingly well with deep charcoal or slate greys. The hex code is #99ffa1, and it offers excellent readability for black text.

Questions about #99ffa1

What is #99ffa1 in RGB, HSL and CMYK?
In RGB, #99ffa1 is rgb(153, 255, 161), in HSL hsl(125, 100%, 80%) and in CMYK 40%, 0%, 37%, 0%.
How should I use #99ffa1 in my interface design?
#99ffa1 works best as a small, deliberate accent color rather than a primary background shade. Use it to highlight call-to-action buttons or success status indicators where you need maximum visual impact without overwhelming the user or fatiguing their eyes.
What colors pair well with #99ffa1?
Deep, neutral tones like charcoal or dark slate provide the best balance for the intensity of #99ffa1. These dark grays anchor the brightness, creating a professional contrast that makes the green pop effectively without appearing chaotic or disjointed.
Is #99ffa1 readable on white or black?
#99ffa1 has a 1.22:1 contrast ratio on white and 17.17:1 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.