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#57B31E Color

#57B31E is rgb(87, 179, 30) in RGB, hsl(97, 71%, 41%) in HSL, and about cmyk(51%, 0%, 83%, 30%) in CMYK. It has no registered color name of its own — the closest is Kelly Green (#4CBB17), clearly related but distinguishable side by side at ΔE 6.99. Black text is the more readable choice on this background.

#57B31E
HEX#57B31E
RGBrgb(87, 179, 30)
HSLhsl(97, 71%, 41%)
HSVhsv(97, 83%, 70%)
CMYKcmyk(51%, 0%, 83%, 30%)
OKLCHoklch(68.3% 0.196 136.9)
LABlab(65.37% -46.59 59.52)
LCHlch(65.37% 75.58 128.05)

What #57B31E 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 #57B31E, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Kelly Green#4CBB17ΔE 6.99Green (RYB)#66B032ΔE 8.99Vine Green#38A32AΔE 11.67Microsoft Green#7DB700ΔE 13.69Slimy Green#299617ΔE 13.93Lime Green#32CD32ΔE 16.94

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

#57B31E Channel Values

How #57B31E 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 87 · G 179 · B 308-bit channels as sent to the display
HSLH 97° · S 71% · L 41%Easiest model for building lighter and darker variants
HSVH 97° · S 83% · V 70%Matches the picker in most design tools
CMYKC 51% · M 0% · Y 83% · K 30%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.67:1 vs white · 7.87:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #57B31E 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 text2.67:1AA normal AA large AAA normal
TextBlack text7.87:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #57B31E in the contrast checker.

Colors That Go With #57B31E

Pairings derived from color-wheel relationships. The complementary color sits opposite #57B31E; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#57B31E
Complementary
#7A1EB3
Analogous
#A1B31E
Analogous
#1EB330
Triadic
#1E57B3
Triadic
#B31E57
Split comp.
#301EB3
Split comp.
#B31EA1

Tints & Shades of #57B31E

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

#68D624
#7FDF43
#97E566
#B2EC8E
#C9F2B1
#E1F8D3

Shades

#4D9D1B
#408316
#356D12
#2B570F
#20410B
#132707

Want a full 50-950 ramp with semantic roles? Generate design tokens from #57B31E.

How #57B31E 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#57B31E
Protanopia#A8A820
Protanomaly#8EAC1F
Deuteranopia#9C9C2A
Deuteranomaly#86A625
Tritanopia#6CA9A9
Tritanomaly#64AD87
Achromatopsia#9E9E9E

Test a full palette in the color blindness simulator.

Using #57B31E in Code

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

CSS custom property--color-57b31e: #57B31E;
CSS backgroundbackground-color: #57B31E;
Tailwind configcolors: { 'color-57b31e': '#57B31E' }
SwiftUIColor(red: 0.341, green: 0.702, blue: 0.118)
Android XML<color name="color_57b31e">#57B31E</color>
SVG fillfill="#57B31E"

More Green Colors

#57B31E sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#57B31E Frequently Asked Questions

What color is #57B31E?

#57B31E is a mid-tone green — rgb(87, 179, 30) in RGB and hsl(97, 71%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Kelly Green (#4CBB17), which is clearly related but distinguishable side by side at a CIE76 distance of 6.99.

What is the RGB value of #57B31E?

#57B31E is rgb(87, 179, 30) — red 87, green 179, and blue 30 on the 0-255 scale.

What is the CMYK value of #57B31E?

#57B31E converts to approximately cmyk(51%, 0%, 83%, 30%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #57B31E be black or white?

Black text is the more readable choice. #57B31E scores 2.67:1 against white and 7.87:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #57B31E as a CSS color keyword?

No. #57B31E 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 16.94, which is visibly different.

Open #57B31E 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.