#91663B Color

#91663B is rgb(145, 102, 59) in RGB, hsl(30, 42%, 40%) in HSL, and about cmyk(0%, 30%, 59%, 43%) in CMYK. It has no registered color name of its own — the closest is Coyote Brown (#81613C), clearly related but distinguishable side by side at ΔE 7.38. White text is the more readable choice on this background.

#91663B

HEX#91663B

RGBrgb(145, 102, 59)

HSLhsl(30, 42%, 40%)

HSVhsv(30, 59%, 57%)

CMYKcmyk(0%, 30%, 59%, 43%)

OKLCHoklch(54.6% 0.081 64.7)

LABlab(47.09% 14.28 31.25)

LCHlch(47.09% 34.35 65.44)

What #91663B 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 #91663B, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Coyote Brown#81613CΔE 7.38 Metallic Bronze#A97142ΔE 8.63 Dirt#9B7653ΔE 8.73 Pale Brown#987654ΔE 9.74 Raw Umber#826644ΔE 9.86 Coconut#965A3EΔE 10.16

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

#91663B Channel Values

How #91663B 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 102 · B 59	8-bit channels as sent to the display
HSL	H 30° · S 42% · L 40%	Easiest model for building lighter and darker variants
HSV	H 30° · S 59% · V 57%	Matches the picker in most design tools
CMYK	C 0% · M 30% · Y 59% · K 43%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	5.04:1 vs white · 4.17:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #91663B 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 text5.04:1AA normal AA large AAA normal

Fails AABlack text4.17:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #91663B in the contrast checker.

Colors That Go With #91663B

Pairings derived from color-wheel relationships. The complementary color sits opposite #91663B; 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 #91663B

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 #91663B.

How #91663B 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#91663B

Protanopia#6F6F3B

Protanomaly#7E6B3B

Deuteranopia#767638

Deuteranomaly#827039

Tritanopia#946262

Tritanomaly#936455

Achromatopsia#6F6F6F

Test a full palette in the color blindness simulator.

Using #91663B in Code

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

CSS custom property--color-91663b: #91663B;

CSS backgroundbackground-color: #91663B;

Tailwind configcolors: { 'color-91663b': '#91663B' }

SwiftUIColor(red: 0.569, green: 0.400, blue: 0.231)

Android XML<color name="color_91663b">#91663B</color>

SVG fillfill="#91663B"

More Brown Colors

#91663B sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.

100c08 e17100 1b0d04 e15501 1c1917 e05e00 1f0800 e04000 1f1400 db8f00 241205 db7900 34240e 461901 503607 5c3f19 693507 7a2100 825221 8b6f47 993300 a8732e bd3000 cc3300

#91663B Frequently Asked Questions

What color is #91663B?

#91663B is a mid-tone brown — rgb(145, 102, 59) in RGB and hsl(30, 42%, 40%) in HSL. It carries no registered color name of its own; the closest named color is Coyote Brown (#81613C), which is clearly related but distinguishable side by side at a CIE76 distance of 7.38.

What is the RGB value of #91663B?

#91663B is rgb(145, 102, 59) — red 145, green 102, and blue 59 on the 0-255 scale.

What is the CMYK value of #91663B?

#91663B converts to approximately cmyk(0%, 30%, 59%, 43%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #91663B be black or white?

White text is the more readable choice. #91663B scores 5.04:1 against white and 4.17:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #91663B as a CSS color keyword?

No. #91663B 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 sienna (#A0522D) at a CIE76 distance of 17.62, which is visibly different.

Open #91663B in a Tool

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