Crimson (UA) (#9E1B32)

The hex code for Crimson (UA) is #9E1B32. It is rgb(158, 27, 50) in RGB, hsl(349, 71%, 36%) in HSL, and about cmyk(0%, 83%, 68%, 38%) in CMYK — a dark red. White text is the more readable choice on this background.

#9E1B32

HEX#9E1B32

RGBrgb(158, 27, 50)

HSLhsl(349, 71%, 36%)

HSVhsv(349, 83%, 62%)

CMYKcmyk(0%, 83%, 68%, 38%)

OKLCHoklch(45.7% 0.164 18.1)

LABlab(35.18% 52.95 23.02)

LCHlch(35.18% 57.74 23.50)

Colors Closest to Crimson (UA)

Crimson (UA) is a registered color name. These are the named colors nearest to it, measured as CIE76 distance in CIELAB — a perceptual scale, so the ordering matches what the eye sees rather than how close the raw RGB numbers happen to sit.

Royal Red#9B1C31ΔE 1.32 Vivid Burgundy#9F1D35ΔE 1.41 Japanese Carmine#9D2933ΔE 4.79 Burgundy#800020ΔE 9.6 Brown#A52A2AΔE 9.65 Big Dip O’ruby#9C2542ΔE 9.7

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

#9E1B32 Channel Values

How Crimson (UA) 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 158 · G 27 · B 50	8-bit channels as sent to the display
HSL	H 349° · S 71% · L 36%	Easiest model for building lighter and darker variants
HSV	H 349° · S 83% · V 62%	Matches the picker in most design tools
CMYK	C 0% · M 83% · Y 68% · K 38%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	7.9:1 vs white · 2.66:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Crimson (UA) 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 text7.9:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.66:1AA normal ✗AA large ✗AAA normal ✗

Need a specific ratio against another background? Open #9E1B32 in the contrast checker.

Colors That Go With Crimson (UA)

Pairings derived from color-wheel relationships. The complementary color sits opposite Crimson (UA); 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 Crimson (UA)

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 #9E1B32.

How Crimson (UA) 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#9E1B32

Protanopia#494931

Protanomaly#753C31

Deuteranopia#61612A

Deuteranomaly#7E4E2D

Tritanopia#9D1F1F

Tritanomaly#9E1D28

Achromatopsia#515151

Test a full palette in the color blindness simulator.

Using #9E1B32 in Code

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

CSS custom property--crimson-ua: #9E1B32;

CSS backgroundbackground-color: #9E1B32;

Tailwind configcolors: { 'crimson-ua': '#9E1B32' }

SwiftUIColor(red: 0.620, green: 0.106, blue: 0.196)

Android XML<color name="crimson_ua">#9E1B32</color>

SVG fillfill="#9E1B32"

More Red Colors

Crimson (UA) sits in the redfamily. These are its neighbours across that family's full range, each with its own breakdown.

9f0712 9e1316 9f1d35 9e0000 9f1e1e 9d2933 a17a74 9c2542 a21606 9b1c31 a30f2d 9a4e40 b94e48 cc0000 dc143c ea9090 f6b1b1 fee4e1 ff5349 ffa2a2 ffe4e1 420a00 674c47 870d25

#9E1B32 Frequently Asked Questions

What is the hex code for Crimson (UA)?

The hex code for Crimson (UA) is #9E1B32. That is rgb(158, 27, 50) in RGB, hsl(349, 71%, 36%) in HSL, and approximately cmyk(0%, 83%, 68%, 38%) in CMYK.

What is the RGB value of #9E1B32?

#9E1B32 is rgb(158, 27, 50) — red 158, green 27, and blue 50 on the 0-255 scale.

What is the CMYK value of #9E1B32?

#9E1B32 converts to approximately cmyk(0%, 83%, 68%, 38%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #9E1B32 be black or white?

White text is the more readable choice. #9E1B32 scores 7.9:1 against white and 2.66:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #9E1B32 as a CSS color keyword?

No. #9E1B32 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 brown (#A52A2A) at a CIE76 distance of 9.65, which is clearly related but distinguishable side by side.

Open Crimson (UA) in a Tool

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