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#31D351 Color

#31D351 is rgb(49, 211, 81) in RGB, hsl(132, 65%, 51%) in HSL, and about cmyk(77%, 0%, 62%, 17%) in CMYK. It has no registered color name of its own — the closest is Malachite (#0BDA51), clearly related but distinguishable side by side at ΔE 5.68. Black text is the more readable choice on this background.

#31D351
HEX#31D351
RGBrgb(49, 211, 81)
HSLhsl(132, 65%, 51%)
HSVhsv(132, 77%, 83%)
CMYKcmyk(77%, 0%, 62%, 17%)
OKLCHoklch(76% 0.216 145.9)
LABlab(74.75% -61.63 50.58)
LCHlch(74.75% 79.73 140.62)

What #31D351 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 #31D351, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Malachite#0BDA51ΔE 5.68Dark Pastel Green#03C03CΔE 6.78Vivid Malachite#00CC33ΔE 9.51Lime Green#32CD32ΔE 9.7SGBUS Green#55DD33ΔE 15.54Green (Pantone)#00AD43ΔE 16.33

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

#31D351 Channel Values

How #31D351 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 49 · G 211 · B 818-bit channels as sent to the display
HSLH 132° · S 65% · L 51%Easiest model for building lighter and darker variants
HSVH 132° · S 77% · V 83%Matches the picker in most design tools
CMYKC 77% · M 0% · Y 62% · K 17%Approximate ink mix; confirm with an ICC profile before printing
Luminance1.99:1 vs white · 10.57:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #31D351 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 text1.99:1AA normal AA large AAA normal
TextBlack text10.57:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #31D351 in the contrast checker.

Colors That Go With #31D351

Pairings derived from color-wheel relationships. The complementary color sits opposite #31D351; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#31D351
Complementary
#D331B3
Analogous
#62D331
Analogous
#31D3A3
Triadic
#5131D3
Triadic
#D35131
Split comp.
#A331D3
Split comp.
#D33162

Tints & Shades of #31D351

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

#4EDA6A
#68DF7F
#85E598
#A2EBB1
#C0F2CA
#D9F7DF

Shades

#27B944
#22A03B
#1C8230
#156525
#0F481A
#0A2E11

Want a full 50-950 ramp with semantic roles? Generate design tokens from #31D351.

How #31D351 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#31D351
Protanopia#C3C352
Protanomaly#9ECA52
Deuteranopia#B2B259
Deuteranomaly#90C056
Tritanopia#5AC8C8
Tritanomaly#4DCDA6
Achromatopsia#B8B8B8

Test a full palette in the color blindness simulator.

Using #31D351 in Code

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

CSS custom property--color-31d351: #31D351;
CSS backgroundbackground-color: #31D351;
Tailwind configcolors: { 'color-31d351': '#31D351' }
SwiftUIColor(red: 0.192, green: 0.827, blue: 0.318)
Android XML<color name="color_31d351">#31D351</color>
SVG fillfill="#31D351"

More Green Colors

#31D351 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#31D351 Frequently Asked Questions

What color is #31D351?

#31D351 is a mid-tone green — rgb(49, 211, 81) in RGB and hsl(132, 65%, 51%) in HSL. It carries no registered color name of its own; the closest named color is Malachite (#0BDA51), which is clearly related but distinguishable side by side at a CIE76 distance of 5.68.

What is the RGB value of #31D351?

#31D351 is rgb(49, 211, 81) — red 49, green 211, and blue 81 on the 0-255 scale.

What is the CMYK value of #31D351?

#31D351 converts to approximately cmyk(77%, 0%, 62%, 17%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #31D351 be black or white?

Black text is the more readable choice. #31D351 scores 1.99:1 against white and 10.57:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #31D351 as a CSS color keyword?

No. #31D351 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 limegreen (#32CD32) at a CIE76 distance of 9.7, which is clearly related but distinguishable side by side.

Open #31D351 in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

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