#C63A0C Color

#C63A0C is rgb(198, 58, 12) in RGB, hsl(15, 89%, 41%) in HSL, and about cmyk(0%, 71%, 94%, 22%) in CMYK. It has no registered color name of its own — the closest is Sinopia (#CB410B), very hard to tell apart at ΔE 2.82. White text is the more readable choice on this background.

#C63A0C

HEX#C63A0C

RGBrgb(198, 58, 12)

HSLhsl(15, 89%, 41%)

HSVhsv(15, 94%, 78%)

CMYKcmyk(0%, 71%, 94%, 22%)

OKLCHoklch(55.3% 0.184 35.9)

LABlab(46.47% 55.01 55.60)

LCHlch(46.47% 78.21 45.31)

What #C63A0C 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 #C63A0C, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Sinopia#CB410BΔE 2.82 Lemon Iced Tea#BD3000ΔE 3.23 Mahogany#C04000ΔE 4.99 Vermilion (Medium)#D9381EΔE 8.07 Rust#B7410EΔE 8.69 Tomato Sauce#B21807ΔE 9.63

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

#C63A0C Channel Values

How #C63A0C 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 198 · G 58 · B 12	8-bit channels as sent to the display
HSL	H 15° · S 89% · L 41%	Easiest model for building lighter and darker variants
HSV	H 15° · S 94% · V 78%	Matches the picker in most design tools
CMYK	C 0% · M 71% · Y 94% · K 22%	Approximate ink mix; confirm with an ICC profile before printing
Luminance	5.23:1 vs white · 4.01:1 vs black	WCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #C63A0C 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 text5.23:1AA normal AA large AAA normal

Fails AABlack text4.01:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #C63A0C in the contrast checker.

Colors That Go With #C63A0C

Pairings derived from color-wheel relationships. The complementary color sits opposite #C63A0C; 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 #C63A0C

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 #C63A0C.

How #C63A0C 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#C63A0C

Protanopia#656504

Protanomaly#965707

Deuteranopia#808000

Deuteranomaly#A16B00

Tritanopia#C73636

Tritanomaly#C6382B

Achromatopsia#6C6C6C

Test a full palette in the color blindness simulator.

Using #C63A0C in Code

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

CSS custom property--color-c63a0c: #C63A0C;

CSS backgroundbackground-color: #C63A0C;

Tailwind configcolors: { 'color-c63a0c': '#C63A0C' }

SwiftUIColor(red: 0.776, green: 0.227, blue: 0.047)

Android XML<color name="color_c63a0c">#C63A0C</color>

SVG fillfill="#C63A0C"

More Brown Colors

#C63A0C sits in the brown family. These are its neighbours across that family's full range, each with its own breakdown.

100c08 e17100 1b0d04 e15501 1c1917 e05e00 1f0800 e04000 1f1400 db8f00 241205 db7900 34240e 461901 503607 5c3f19 693507 7a2100 825221 8b6f47 993300 a8732e bd3000 cc3300

#C63A0C Frequently Asked Questions

What color is #C63A0C?

#C63A0C is a mid-tone brown — rgb(198, 58, 12) in RGB and hsl(15, 89%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Sinopia (#CB410B), which is very hard to tell apart at a CIE76 distance of 2.82.

What is the RGB value of #C63A0C?

#C63A0C is rgb(198, 58, 12) — red 198, green 58, and blue 12 on the 0-255 scale.

What is the CMYK value of #C63A0C?

#C63A0C converts to approximately cmyk(0%, 71%, 94%, 22%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #C63A0C be black or white?

White text is the more readable choice. #C63A0C scores 5.23:1 against white and 4.01:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #C63A0C as a CSS color keyword?

No. #C63A0C 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 firebrick (#B22222) at a CIE76 distance of 17.78, which is visibly different.

Open #C63A0C in a Tool

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