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#51923F Color

#51923F is rgb(81, 146, 63) in RGB, hsl(107, 40%, 41%) in HSL, and about cmyk(45%, 0%, 57%, 43%) in CMYK. It has no registered color name of its own — the closest is May Green (#4C9141), below the threshold most people can see at ΔE 2.02. Black text is the more readable choice on this background.

#51923F
HEX#51923F
RGBrgb(81, 146, 63)
HSLhsl(107, 40%, 41%)
HSVhsv(107, 57%, 57%)
CMYKcmyk(45%, 0%, 57%, 43%)
OKLCHoklch(59.7% 0.135 139.3)
LABlab(54.80% -34.08 36.54)
LCHlch(54.80% 49.96 133.01)

What #51923F 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 #51923F, 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.

#51923F Channel Values

How #51923F 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 81 · G 146 · B 638-bit channels as sent to the display
HSLH 107° · S 40% · L 41%Easiest model for building lighter and darker variants
HSVH 107° · S 57% · V 57%Matches the picker in most design tools
CMYKC 45% · M 0% · Y 57% · K 43%Approximate ink mix; confirm with an ICC profile before printing
Luminance3.8:1 vs white · 5.53:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #51923F 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 text3.8:1AA normal AA large AAA normal
TextBlack text5.53:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #51923F in the contrast checker.

Colors That Go With #51923F

Pairings derived from color-wheel relationships. The complementary color sits opposite #51923F; 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 #51923F

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 #51923F.

How #51923F 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#51923F
Protanopia#8A8A40
Protanomaly#778D3F
Deuteranopia#818143
Deuteranomaly#718841
Tritanopia#5E8B8B
Tritanomaly#598E74
Achromatopsia#838383

Test a full palette in the color blindness simulator.

Using #51923F in Code

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

CSS custom property--color-51923f: #51923F;
CSS backgroundbackground-color: #51923F;
Tailwind configcolors: { 'color-51923f': '#51923F' }
SwiftUIColor(red: 0.318, green: 0.573, blue: 0.247)
Android XML<color name="color_51923f">#51923F</color>
SVG fillfill="#51923F"

More Green Colors

#51923F sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

#51923F Frequently Asked Questions

What color is #51923F?

#51923F is a mid-tone green — rgb(81, 146, 63) in RGB and hsl(107, 40%, 41%) in HSL. It carries no registered color name of its own; the closest named color is May Green (#4C9141), which is below the threshold most people can see at a CIE76 distance of 2.02.

What is the RGB value of #51923F?

#51923F is rgb(81, 146, 63) — red 81, green 146, and blue 63 on the 0-255 scale.

What is the CMYK value of #51923F?

#51923F converts to approximately cmyk(45%, 0%, 57%, 43%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #51923F be black or white?

Black text is the more readable choice. #51923F scores 3.8:1 against white and 5.53:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #51923F as a CSS color keyword?

No. #51923F 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 forestgreen (#228B22) at a CIE76 distance of 14.45, which is visibly different.

Open #51923F in a Tool

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