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#55180C Color

#55180C is rgb(85, 24, 12) in RGB, hsl(10, 75%, 19%) in HSL, and about cmyk(0%, 72%, 86%, 67%) in CMYK. It has no registered color name of its own — the closest is Philippine Brown (#5D1916), very hard to tell apart at ΔE 4.68. White text is the more readable choice on this background.

#55180C
HEX#55180C
RGBrgb(85, 24, 12)
HSLhsl(10, 75%, 19%)
HSVhsv(10, 86%, 33%)
CMYKcmyk(0%, 72%, 86%, 67%)
OKLCHoklch(30.7% 0.093 33.1)
LABlab(18.79% 28.24 23.38)
LCHlch(18.79% 36.66 39.63)

What #55180C 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 #55180C, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

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

#55180C Channel Values

How #55180C 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 85 · G 24 · B 128-bit channels as sent to the display
HSLH 10° · S 75% · L 19%Easiest model for building lighter and darker variants
HSVH 10° · S 86% · V 33%Matches the picker in most design tools
CMYKC 0% · M 72% · Y 86% · K 67%Approximate ink mix; confirm with an ICC profile before printing
Luminance13.8:1 vs white · 1.52:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #55180C 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 text13.8:1AA normal AA large AAA normal
Fails AABlack text1.52:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #55180C in the contrast checker.

Colors That Go With #55180C

Pairings derived from color-wheel relationships. The complementary color sits opposite #55180C; 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 #55180C

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 #55180C.

How #55180C 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#55180C
Protanopia#2A2A0B
Protanomaly#3F240B
Deuteranopia#353505
Deuteranomaly#442C08
Tritanopia#551717
Tritanomaly#551713
Achromatopsia#2D2D2D

Test a full palette in the color blindness simulator.

Using #55180C in Code

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

CSS custom property--color-55180c: #55180C;
CSS backgroundbackground-color: #55180C;
Tailwind configcolors: { 'color-55180c': '#55180C' }
SwiftUIColor(red: 0.333, green: 0.094, blue: 0.047)
Android XML<color name="color_55180c">#55180C</color>
SVG fillfill="#55180C"

More Red Colors

#55180C sits in the red family. These are its neighbours across that family's full range, each with its own breakdown.

#55180C Frequently Asked Questions

What color is #55180C?

#55180C is a darkest red — rgb(85, 24, 12) in RGB and hsl(10, 75%, 19%) in HSL. It carries no registered color name of its own; the closest named color is Philippine Brown (#5D1916), which is very hard to tell apart at a CIE76 distance of 4.68.

What is the RGB value of #55180C?

#55180C is rgb(85, 24, 12) — red 85, green 24, and blue 12 on the 0-255 scale.

What is the CMYK value of #55180C?

#55180C converts to approximately cmyk(0%, 72%, 86%, 67%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #55180C be black or white?

White text is the more readable choice. #55180C scores 13.8:1 against white and 1.52:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #55180C as a CSS color keyword?

No. #55180C 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 saddlebrown (#8B4513) at a CIE76 distance of 26.4, which is a different colour altogether.

Open #55180C in a Tool

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