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#B02139 Color

#B02139 is rgb(176, 33, 57) in RGB, hsl(350, 68%, 41%) in HSL, and about cmyk(0%, 81%, 68%, 31%) in CMYK. It has no registered color name of its own — the closest is Crimson (UA) (#9E1B32), clearly related but distinguishable side by side at ΔE 6.23. White text is the more readable choice on this background.

#B02139
HEX#B02139
RGBrgb(176, 33, 57)
HSLhsl(350, 68%, 41%)
HSVhsv(350, 81%, 69%)
CMYKcmyk(0%, 81%, 68%, 31%)
OKLCHoklch(49.6% 0.177 18.3)
LABlab(39.58% 56.92 24.93)
LCHlch(39.58% 62.14 23.66)

What #B02139 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 #B02139, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Crimson (UA)#9E1B32ΔE 6.23Vivid Burgundy#9F1D35ΔE 6.54French Raspberry#C72C48ΔE 7.35Royal Red#9B1C31ΔE 7.45Bright Maroon#C32148ΔE 7.93Strawberry Red#C83F49ΔE 8.79

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

#B02139 Channel Values

How #B02139 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 176 · G 33 · B 578-bit channels as sent to the display
HSLH 350° · S 68% · L 41%Easiest model for building lighter and darker variants
HSVH 350° · S 81% · V 69%Matches the picker in most design tools
CMYKC 0% · M 81% · Y 68% · K 31%Approximate ink mix; confirm with an ICC profile before printing
Luminance6.73:1 vs white · 3.12:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #B02139 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 text6.73:1AA normal AA large AAA normal
Fails AABlack text3.12:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #B02139 in the contrast checker.

Colors That Go With #B02139

Pairings derived from color-wheel relationships. The complementary color sits opposite #B02139; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#B02139
Complementary
#21B098
Analogous
#B02180
Analogous
#B05121
Triadic
#39B021
Triadic
#2139B0
Split comp.
#21B051
Split comp.
#2180B0

Tints & Shades of #B02139

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

#D22844
#DC4760
#E2697D
#EA909F
#F0B2BC
#F7D4DA

Shades

#9A1D32
#81182A
#6B1423
#56101C
#400C15
#27070D

Want a full 50-950 ramp with semantic roles? Generate design tokens from #B02139.

How #B02139 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#B02139
Protanopia#535338
Protanomaly#834438
Deuteranopia#6D6D30
Deuteranomaly#8D5834
Tritanopia#AF2525
Tritanomaly#B0232E
Achromatopsia#5C5C5C

Test a full palette in the color blindness simulator.

Using #B02139 in Code

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

CSS custom property--color-b02139: #B02139;
CSS backgroundbackground-color: #B02139;
Tailwind configcolors: { 'color-b02139': '#B02139' }
SwiftUIColor(red: 0.690, green: 0.129, blue: 0.224)
Android XML<color name="color_b02139">#B02139</color>
SVG fillfill="#B02139"

More Red Colors

#B02139 sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

1f0000fffafa1f0005fff5f51f0008fff1f2240000fff1f0240909fff0f2270707ffedeb4e0707710f04940000a81c07c0362ccdacace30022ee204dfa8072ff1818ff6467ffb7c5

#B02139 Frequently Asked Questions

What color is #B02139?

#B02139 is a mid-tone red — rgb(176, 33, 57) in RGB and hsl(350, 68%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Crimson (UA) (#9E1B32), which is clearly related but distinguishable side by side at a CIE76 distance of 6.23.

What is the RGB value of #B02139?

#B02139 is rgb(176, 33, 57) — red 176, green 33, and blue 57 on the 0-255 scale.

What is the CMYK value of #B02139?

#B02139 converts to approximately cmyk(0%, 81%, 68%, 31%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #B02139 be black or white?

White text is the more readable choice. #B02139 scores 6.73:1 against white and 3.12:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #B02139 as a CSS color keyword?

No. #B02139 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 9.61, which is clearly related but distinguishable side by side.

Open #B02139 in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

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