#79F21C Color

#79F21C is rgb(121, 242, 28) in RGB, hsl(94, 89%, 53%) in HSL, and about cmyk(50%, 0%, 88%, 5%) in CMYK. It has no registered color name of its own — the closest is Spring Frost (#87FF2A), very hard to tell apart at ΔE 4.63. Black text is the more readable choice on this background.

#79F21C

HEX#79F21C

RGBrgb(121, 242, 28)

HSLhsl(94, 89%, 53%)

HSVhsv(94, 88%, 95%)

CMYKcmyk(50%, 0%, 88%, 5%)

OKLCHoklch(85.6% 0.25 136.3)

LABlab(86.00% -58.53 77.83)

LCHlch(86.00% 97.38 126.94)

What #79F21C 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 #79F21C, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Spring Frost#87FF2AΔE 4.63 Lawn Green#7CFC00ΔE 6.66 Chartreuse#7FFF00ΔE 7.85 French Lime#9EFD38ΔE 9.54 Mango Green#96FF00ΔE 9.59 Bright Green#66FF00ΔE 10.95

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

#79F21C Channel Values

How #79F21C breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

Model	Channels	Notes
RGB	R 121 · G 242 · B 28	8-bit channels as sent to the display
HSL	H 94° · S 89% · L 53%	Easiest model for building lighter and darker variants
HSV	H 94° · S 88% · V 95%	Matches the picker in most design tools
CMYK	C 50% · M 0% · Y 88% · K 5%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	1.45:1 vs white · 14.53:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #79F21C 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 text1.45:1AA normal AA large AAA normal

TextBlack text14.53:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #79F21C in the contrast checker.

Colors That Go With #79F21C

Pairings derived from color-wheel relationships. The complementary color sits opposite #79F21C; 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 #79F21C

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 #79F21C.

How #79F21C 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#79F21C

Protanopia#E3E320

Protanomaly#C2E91F

Deuteranopia#D4D431

Deuteranomaly#B7E12A

Tritanopia#96E4E4

Tritanomaly#8BEAB7

Achromatopsia#D7D7D7

Test a full palette in the color blindness simulator.

Using #79F21C in Code

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

CSS custom property--color-79f21c: #79F21C;

CSS backgroundbackground-color: #79F21C;

Tailwind configcolors: { 'color-79f21c': '#79F21C' }

SwiftUIColor(red: 0.475, green: 0.949, blue: 0.110)

Android XML<color name="color_79f21c">#79F21C</color>

SVG fillfill="#79F21C"

More Green Colors

#79F21C sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200 fdfff5 001f00 f7fee7 002400 f7fbf5 002c22 f5fffa 002e00 f5fff5 003300 f0fff0 008000 00db87 0d542b 20483f 33cc66 46c399 5ea500 728639 91e0b7 a3f5d8 bcd7bc d1ffed

#79F21C Frequently Asked Questions

What color is #79F21C?

#79F21C is a mid-tone green — rgb(121, 242, 28) in RGB and hsl(94, 89%, 53%) in HSL. It carries no registered color name of its own; the closest named color is Spring Frost (#87FF2A), which is very hard to tell apart at a CIE76 distance of 4.63.

What is the RGB value of #79F21C?

#79F21C is rgb(121, 242, 28) — red 121, green 242, and blue 28 on the 0-255 scale.

What is the CMYK value of #79F21C?

#79F21C converts to approximately cmyk(50%, 0%, 88%, 5%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #79F21C be black or white?

Black text is the more readable choice. #79F21C scores 1.45:1 against white and 14.53:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #79F21C as a CSS color keyword?

No. #79F21C 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 lawngreen (#7CFC00) at a CIE76 distance of 6.66, which is clearly related but distinguishable side by side.

Open #79F21C in a Tool

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