Royal Red (#9B1C31)

The hex code for Royal Red is #9B1C31. It is rgb(155, 28, 49) in RGB, hsl(350, 69%, 36%) in HSL, and about cmyk(0%, 82%, 68%, 39%) in CMYK — a dark red. White text is the more readable choice on this background.

#9B1C31

HEX#9B1C31

RGBrgb(155, 28, 49)

HSLhsl(350, 69%, 36%)

HSVhsv(350, 82%, 61%)

CMYKcmyk(0%, 82%, 68%, 39%)

OKLCHoklch(45.1% 0.161 18.4)

LABlab(34.62% 51.77 22.82)

LCHlch(34.62% 56.58 23.79)

Colors Closest to Royal Red

Royal Red 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.

Crimson (UA)#9E1B32ΔE 1.32 Vivid Burgundy#9F1D35ΔE 1.85 Japanese Carmine#9D2933ΔE 4 Burgundy#800020ΔE 8.65 Big Dip O’ruby#9C2542ΔE 9.3 Vivid Auburn#922724ΔE 9.57

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

#9B1C31 Channel Values

How Royal Red 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 155 · G 28 · B 49	8-bit channels as sent to the display
HSL	H 350° · S 69% · L 36%	Easiest model for building lighter and darker variants
HSV	H 350° · S 82% · V 61%	Matches the picker in most design tools
CMYK	C 0% · M 82% · Y 68% · K 39%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	8.06:1 vs white · 2.6:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a Royal Red 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 text8.06:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.6:1AA normal ✗AA large ✗AAA normal ✗

Need a specific ratio against another background? Open #9B1C31 in the contrast checker.

Colors That Go With Royal Red

Pairings derived from color-wheel relationships. The complementary color sits opposite Royal Red; 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 Royal Red

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 #9B1C31.

How Royal Red 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#9B1C31

Protanopia#484830

Protanomaly#733B30

Deuteranopia#606029

Deuteranomaly#7C4D2C

Tritanopia#9A1F1F

Tritanomaly#9B1E27

Achromatopsia#505050

Test a full palette in the color blindness simulator.

Using #9B1C31 in Code

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

CSS custom property--royal-red: #9B1C31;

CSS backgroundbackground-color: #9B1C31;

Tailwind configcolors: { 'royal-red': '#9B1C31' }

SwiftUIColor(red: 0.608, green: 0.110, blue: 0.192)

Android XML<color name="royal_red">#9B1C31</color>

SVG fillfill="#9B1C31"

More Red Colors

Royal Red sits in the redfamily. These are its neighbours across that family's full range, each with its own breakdown.

9c2542 9a4e40 9d2933 996666 9e0000 995c5c 9e1316 993333 9e1b32 991700 9f0712 990f00 b22222 c80815 da7171 e7000b f5cec2 fdd3ce ff3c1a ff91a4 ffd6e0 3d0c02 645452 800020

#9B1C31 Frequently Asked Questions

What is the hex code for Royal Red?

The hex code for Royal Red is #9B1C31. That is rgb(155, 28, 49) in RGB, hsl(350, 69%, 36%) in HSL, and approximately cmyk(0%, 82%, 68%, 39%) in CMYK.

What is the RGB value of #9B1C31?

#9B1C31 is rgb(155, 28, 49) — red 155, green 28, and blue 49 on the 0-255 scale.

What is the CMYK value of #9B1C31?

#9B1C31 converts to approximately cmyk(0%, 82%, 68%, 39%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #9B1C31 be black or white?

White text is the more readable choice. #9B1C31 scores 8.06:1 against white and 2.6:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #9B1C31 as a CSS color keyword?

No. #9B1C31 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 9.78, which is clearly related but distinguishable side by side.

Open Royal Red 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.