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#ACF42F Color

#ACF42F is rgb(172, 244, 47) in RGB, hsl(82, 90%, 57%) in HSL, and about cmyk(30%, 0%, 81%, 4%) in CMYK. It has no registered color name of its own — the closest is Green Lizard (#A7F432), below the threshold most people can see at ΔE 2.02. Black text is the more readable choice on this background.

#ACF42F
HEX#ACF42F
RGBrgb(172, 244, 47)
HSLhsl(82, 90%, 57%)
HSVhsv(82, 81%, 96%)
CMYKcmyk(30%, 0%, 81%, 4%)
OKLCHoklch(88.7% 0.222 128.8)
LABlab(89.02% -42.49 77.71)
LCHlch(89.02% 88.57 118.67)

What #ACF42F 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 #ACF42F, 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.

#ACF42F Channel Values

How #ACF42F 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 172 · G 244 · B 478-bit channels as sent to the display
HSLH 82° · S 90% · L 57%Easiest model for building lighter and darker variants
HSVH 82° · S 81% · V 96%Matches the picker in most design tools
CMYKC 30% · M 0% · Y 81% · K 4%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.33:1 vs white · 15.74:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #ACF42F 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 text1.33:1AA normal AA large AAA normal
TextBlack text15.74:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #ACF42F in the contrast checker.

Colors That Go With #ACF42F

Pairings derived from color-wheel relationships. The complementary color sits opposite #ACF42F; 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 #ACF42F

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 #ACF42F.

How #ACF42F 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#ACF42F
Protanopia#EAEA31
Protanomaly#D4EE30
Deuteranopia#E0E03A
Deuteranomaly#CDE836
Tritanopia#C0E6E6
Tritanomaly#B8ECB9
Achromatopsia#DFDFDF

Test a full palette in the color blindness simulator.

Using #ACF42F in Code

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

CSS custom property--color-acf42f: #ACF42F;
CSS backgroundbackground-color: #ACF42F;
Tailwind configcolors: { 'color-acf42f': '#ACF42F' }
SwiftUIColor(red: 0.675, green: 0.957, blue: 0.184)
Android XML<color name="color_acf42f">#ACF42F</color>
SVG fillfill="#ACF42F"

More Green Colors

#ACF42F sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

#ACF42F Frequently Asked Questions

What color is #ACF42F?

#ACF42F is a mid-tone green — rgb(172, 244, 47) in RGB and hsl(82, 90%, 57%) in HSL. It carries no registered color name of its own; the closest named color is Green Lizard (#A7F432), which is below the threshold most people can see at a CIE76 distance of 2.02.

What is the RGB value of #ACF42F?

#ACF42F is rgb(172, 244, 47) — red 172, green 244, and blue 47 on the 0-255 scale.

What is the CMYK value of #ACF42F?

#ACF42F converts to approximately cmyk(30%, 0%, 81%, 4%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #ACF42F be black or white?

Black text is the more readable choice. #ACF42F scores 1.33:1 against white and 15.74:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #ACF42F as a CSS color keyword?

No. #ACF42F 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 5.75, which is clearly related but distinguishable side by side.

Open #ACF42F in a Tool

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