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#15611B Color

#15611B is rgb(21, 97, 27) in RGB, hsl(125, 64%, 23%) in HSL, and about cmyk(78%, 0%, 72%, 62%) in CMYK. It has no registered color name of its own — the closest is Lincoln Green (#195905), clearly related but distinguishable side by side at ΔE 6.3. White text is the more readable choice on this background.

#15611B
HEX#15611B
RGBrgb(21, 97, 27)
HSLhsl(125, 64%, 23%)
HSVhsv(125, 78%, 38%)
CMYKcmyk(78%, 0%, 72%, 62%)
OKLCHoklch(43.2% 0.126 144)
LABlab(35.60% -34.89 31.54)
LCHlch(35.60% 47.03 137.89)

What #15611B 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 #15611B, 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.

#15611B Channel Values

How #15611B 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 21 · G 97 · B 278-bit channels as sent to the display
HSLH 125° · S 64% · L 23%Easiest model for building lighter and darker variants
HSVH 125° · S 78% · V 38%Matches the picker in most design tools
CMYKC 78% · M 0% · Y 72% · K 62%Approximate ink mix; confirm with an ICC profile before printing
Luminance7.62:1 vs white · 2.76:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #15611B 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.

TextWhite text7.62:1AA normal AA large AAA normal
Fails AABlack text2.76:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #15611B in the contrast checker.

Colors That Go With #15611B

Pairings derived from color-wheel relationships. The complementary color sits opposite #15611B; 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 #15611B

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 #15611B.

How #15611B 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#15611B
Protanopia#59591C
Protanomaly#475C1B
Deuteranopia#515120
Deuteranomaly#41581E
Tritanopia#285C5C
Tritanomaly#225E4A
Achromatopsia#545454

Test a full palette in the color blindness simulator.

Using #15611B in Code

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

CSS custom property--color-15611b: #15611B;
CSS backgroundbackground-color: #15611B;
Tailwind configcolors: { 'color-15611b': '#15611B' }
SwiftUIColor(red: 0.082, green: 0.380, blue: 0.106)
Android XML<color name="color_15611b">#15611B</color>
SVG fillfill="#15611B"

More Green Colors

#15611B sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

#15611B Frequently Asked Questions

What color is #15611B?

#15611B is a dark green — rgb(21, 97, 27) in RGB and hsl(125, 64%, 23%) in HSL. It carries no registered color name of its own; the closest named color is Lincoln Green (#195905), which is clearly related but distinguishable side by side at a CIE76 distance of 6.3.

What is the RGB value of #15611B?

#15611B is rgb(21, 97, 27) — red 21, green 97, and blue 27 on the 0-255 scale.

What is the CMYK value of #15611B?

#15611B converts to approximately cmyk(78%, 0%, 72%, 62%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #15611B be black or white?

White text is the more readable choice. #15611B scores 7.62:1 against white and 2.76:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #15611B as a CSS color keyword?

No. #15611B 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 darkgreen (#006400) at a CIE76 distance of 10.51, which is visibly different.

Open #15611B in a Tool

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