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#B12F40 Color

#B12F40 is rgb(177, 47, 64) in RGB, hsl(352, 58%, 44%) in HSL, and about cmyk(0%, 73%, 64%, 31%) in CMYK. It has no registered color name of its own — the closest is Vivid Burgundy (#9F1D35), clearly related but distinguishable side by side at ΔE 5.95. White text is the more readable choice on this background.

#B12F40
HEX#B12F40
RGBrgb(177, 47, 64)
HSLhsl(352, 58%, 44%)
HSVhsv(352, 73%, 69%)
CMYKcmyk(0%, 73%, 64%, 31%)
OKLCHoklch(51% 0.166 18.3)
LABlab(41.42% 53.31 22.88)
LCHlch(41.42% 58.01 23.23)

What #B12F40 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 #B12F40, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Vivid Burgundy#9F1D35ΔE 5.95Crimson (UA)#9E1B32ΔE 6.26Watermelon Red#BF4147ΔE 6.26Japanese Carmine#9D2933ΔE 6.97Royal Red#9B1C31ΔE 6.97Strawberry Red#C83F49ΔE 7.9

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

#B12F40 Channel Values

How #B12F40 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 177 · G 47 · B 648-bit channels as sent to the display
HSLH 352° · S 58% · L 44%Easiest model for building lighter and darker variants
HSVH 352° · S 73% · V 69%Matches the picker in most design tools
CMYKC 0% · M 73% · Y 64% · K 31%Approximate ink mix; confirm with an ICC profile before printing
Luminance6.27:1 vs white · 3.35:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #B12F40 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 text6.27:1AA normal AA large AAA normal
Fails AABlack text3.35:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #B12F40 in the contrast checker.

Colors That Go With #B12F40

Pairings derived from color-wheel relationships. The complementary color sits opposite #B12F40; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#B12F40
Complementary
#2FB1A0
Analogous
#B12F82
Analogous
#B15F2F
Triadic
#40B12F
Triadic
#2F40B1
Split comp.
#2FB15F
Split comp.
#2F82B1

Tints & Shades of #B12F40

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

#CC3E51
#D35A6A
#DC7A87
#E49AA4
#EDBBC1
#F4D7DB

Shades

#992938
#852330
#6D1D28
#55161F
#3C1016
#280B0F

Want a full 50-950 ramp with semantic roles? Generate design tokens from #B12F40.

How #B12F40 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#B12F40
Protanopia#58583F
Protanomaly#854B3F
Deuteranopia#717138
Deuteranomaly#8F5D3B
Tritanopia#B03232
Tritanomaly#B13138
Achromatopsia#606060

Test a full palette in the color blindness simulator.

Using #B12F40 in Code

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

CSS custom property--color-b12f40: #B12F40;
CSS backgroundbackground-color: #B12F40;
Tailwind configcolors: { 'color-b12f40': '#B12F40' }
SwiftUIColor(red: 0.694, green: 0.184, blue: 0.251)
Android XML<color name="color_b12f40">#B12F40</color>
SVG fillfill="#B12F40"

More Red Colors

#B12F40 sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

1f0000fffafa1f0005fff5f51f0008fff1f2240000fff1f0240909fff0f2270707ffedeb4e0707710f04940000a81c07c0362ccdacace30022ee204dfa8072ff1818ff6467ffb7c5

#B12F40 Frequently Asked Questions

What color is #B12F40?

#B12F40 is a mid-tone red — rgb(177, 47, 64) in RGB and hsl(352, 58%, 44%) in HSL. It carries no registered color name of its own; the closest named color is Vivid Burgundy (#9F1D35), which is clearly related but distinguishable side by side at a CIE76 distance of 5.95.

What is the RGB value of #B12F40?

#B12F40 is rgb(177, 47, 64) — red 177, green 47, and blue 64 on the 0-255 scale.

What is the CMYK value of #B12F40?

#B12F40 converts to approximately cmyk(0%, 73%, 64%, 31%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #B12F40 be black or white?

White text is the more readable choice. #B12F40 scores 6.27:1 against white and 3.35:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #B12F40 as a CSS color keyword?

No. #B12F40 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 9.97, which is clearly related but distinguishable side by side.

Open #B12F40 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.