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#A9FF0A Color

#A9FF0A is rgb(169, 255, 10) in RGB, hsl(81, 100%, 52%) in HSL, and about cmyk(34%, 0%, 96%, 0%) in CMYK. It has no registered color name of its own — the closest is Spring Bud (#A7FC00), below the threshold most people can see at ΔE 1.04. Black text is the more readable choice on this background.

#A9FF0A
HEX#A9FF0A
RGBrgb(169, 255, 10)
HSLhsl(81, 100%, 52%)
HSVhsv(81, 96%, 100%)
CMYKcmyk(34%, 0%, 96%, 0%)
OKLCHoklch(91% 0.244 130.1)
LABlab(91.92% -48.39 85.55)
LCHlch(91.92% 98.29 119.49)

What #A9FF0A Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #A9FF0A, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Browse the full index of named colors A-Z or every green in the library.

#A9FF0A Channel Values

How #A9FF0A breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 169 · G 255 · B 108-bit channels as sent to the display
HSLH 81° · S 100% · L 52%Easiest model for building lighter and darker variants
HSVH 81° · S 96% · V 100%Matches the picker in most design tools
CMYKC 34% · M 0% · Y 96% · K 0%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.24:1 vs white · 17:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #A9FF0A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text1.24:1AA normal AA large AAA normal
TextBlack text17:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #A9FF0A in the contrast checker.

Colors That Go With #A9FF0A

Pairings derived from color-wheel relationships. The complementary color sits opposite #A9FF0A; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #A9FF0A

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #A9FF0A.

How #A9FF0A Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#A9FF0A
Protanopia#F3F311
Protanomaly#D9F80F
Deuteranopia#E7E727
Deuteranomaly#D1F11E
Tritanopia#BFF0F0
Tritanomaly#B7F6C0
Achromatopsia#E7E7E7

Test a full palette in the color blindness simulator.

Using #A9FF0A in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-a9ff0a: #A9FF0A;
CSS backgroundbackground-color: #A9FF0A;
Tailwind configcolors: { 'color-a9ff0a': '#A9FF0A' }
SwiftUIColor(red: 0.663, green: 1.000, blue: 0.039)
Android XML<color name="color_a9ff0a">#A9FF0A</color>
SVG fillfill="#A9FF0A"

More Green Colors

#A9FF0A sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

#A9FF0A Frequently Asked Questions

What color is #A9FF0A?

#A9FF0A is a mid-tone green — rgb(169, 255, 10) in RGB and hsl(81, 100%, 52%) in HSL. It carries no registered color name of its own; the closest named color is Spring Bud (#A7FC00), which is below the threshold most people can see at a CIE76 distance of 1.04.

What is the RGB value of #A9FF0A?

#A9FF0A is rgb(169, 255, 10) — red 169, green 255, and blue 10 on the 0-255 scale.

What is the CMYK value of #A9FF0A?

#A9FF0A converts to approximately cmyk(34%, 0%, 96%, 0%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #A9FF0A be black or white?

Black text is the more readable choice. #A9FF0A scores 1.24:1 against white and 17:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #A9FF0A as a CSS color keyword?

No. #A9FF0A is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is greenyellow (#ADFF2F) at a CIE76 distance of 5.47, which is clearly related but distinguishable side by side.

Open #A9FF0A in a Tool

Keep exploring: every green in the color library, the guide to shades of green, or the full color library.