#91971C Color

#91971C is rgb(145, 151, 28) in RGB, hsl(63, 69%, 35%) in HSL, and about cmyk(4%, 0%, 81%, 41%) in CMYK. It has no registered color name of its own — the closest is Citron (#9FA91F), clearly related but distinguishable side by side at ΔE 8.47. Black text is the more readable choice on this background.

#91971C

HEX#91971C

RGBrgb(145, 151, 28)

HSLhsl(63, 69%, 35%)

HSVhsv(63, 81%, 59%)

CMYKcmyk(4%, 0%, 81%, 41%)

OKLCHoklch(65% 0.136 112.6)

LABlab(60.39% -12.87 57.42)

LCHlch(60.39% 58.84 102.63)

What #91971C 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 #91971C, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Citron#9FA91FΔE 8.47 Olive#808000ΔE 9.03 Brass#B5A642ΔE 13.39 Olive Drab#6B8E23ΔE 15.43 Light Gold#B29700ΔE 17.13 Olive Green#B5B35CΔE 18.05

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

#91971C Channel Values

How #91971C 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 145 · G 151 · B 28	8-bit channels as sent to the display
HSL	H 63° · S 69% · L 35%	Easiest model for building lighter and darker variants
HSV	H 63° · S 81% · V 59%	Matches the picker in most design tools
CMYK	C 4% · M 0% · Y 81% · K 41%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	3.16:1 vs white · 6.65:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #91971C 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 text3.16:1AA normal AA large AAA normal

TextBlack text6.65:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #91971C in the contrast checker.

Colors That Go With #91971C

Pairings derived from color-wheel relationships. The complementary color sits opposite #91971C; 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 #91971C

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 #91971C.

How #91971C 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#91971C

Protanopia#96961C

Protanomaly#94961C

Deuteranopia#95951D

Deuteranomaly#93961D

Tritanopia#9A8E8E

Tritanomaly#969272

Achromatopsia#919191

Test a full palette in the color blindness simulator.

Using #91971C in Code

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

CSS custom property--color-91971c: #91971C;

CSS backgroundbackground-color: #91971C;

Tailwind configcolors: { 'color-91971c': '#91971C' }

SwiftUIColor(red: 0.569, green: 0.592, blue: 0.110)

Android XML<color name="color_91971c">#91971C</color>

SVG fillfill="#91971C"

More Yellow Colors

#91971C sits in the yellow family. These are its neighbours across that family's full range, each with its own breakdown.

181807 fffff5 1b1404 fffff0 1f1f00 ffffeb 242400 ffffe5 2a2913 ffffe0 2b2003 ffffd6 573a00 856514 b0a94f cc9900 e0e000 edeae0 f2f1e3 f8f3c9 fcfce8 ffcc00 fff000 ffff0f

#91971C Frequently Asked Questions

What color is #91971C?

#91971C is a dark yellow — rgb(145, 151, 28) in RGB and hsl(63, 69%, 35%) in HSL. It carries no registered color name of its own; the closest named color is Citron (#9FA91F), which is clearly related but distinguishable side by side at a CIE76 distance of 8.47.

What is the RGB value of #91971C?

#91971C is rgb(145, 151, 28) — red 145, green 151, and blue 28 on the 0-255 scale.

What is the CMYK value of #91971C?

#91971C converts to approximately cmyk(4%, 0%, 81%, 41%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #91971C be black or white?

Black text is the more readable choice. #91971C scores 3.16:1 against white and 6.65:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #91971C as a CSS color keyword?

No. #91971C 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 olive (#808000) at a CIE76 distance of 9.03, which is clearly related but distinguishable side by side.

Open #91971C in a Tool

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