#C83A2F#C83A2F

#C83A2F is a mid, vivid red. Relative luminance 0.155; OKLCH L 55.9% C 0.181 H 28.7°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#C83A2F
RGB	rgb(200, 58, 47)
HSL	hsl(4, 62%, 48%)
HSV	hsv(4, 77%, 78%)
CMYK	cmyk(0%, 71%, 76.5%, 21.6%)
CIE-LAB	lab(46.33, 55.27, 39.24)
CIE-LCH	lch(46.33, 67.79, 35.37°)
OKLab	oklab(55.86% 0.1585 0.0867)
OKLCH	oklch(55.86% 0.181 28.7)
XYZ	xyz(25.8485, 15.5146, 4.3223)
Luminance	0.1551 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C83A2F #2FBDC8

analogous

#C82F70 #C83A2F #C8862F

triadic

#C83A2F #2FC83A #3A2FC8

tetradic

#C83A2F #70C82F #2FBDC8 #862FC8

square

#C83A2F #70C82F #2FBDC8 #862FC8

split-complementary

#C83A2F #2FC886 #2F70C8

monochromatic

#651D18 #962C23 #C83A2F #D9655C #E4938D

Accessibility & contrast

On white

5.12

#C83A2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#C83A2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C83A2F

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C83A2F	#FFFFFF	#000000	##FFFFFF
##C83A2F	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645A2C

Deuteranopia (green-blind)

#877929

Tritanopia (blue-blind)

#DC0039

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c83a2f;
/* rgb */ color: rgb(200, 58, 47);
/* oklch */ color: oklch(55.9% 0.181 28.7);

Tailwind

colors: {
  custom: {
    50: '#e27968',
    500: '#c83a2f',
    950: '#000000',
  },
}

SCSS

$custom: #c83a2f;
$custom-light: #e27968;
$custom-dark: #000000;

JSON

{
  "hex": "#c83a2f",
  "rgb": {
    "r": 200,
    "g": 58,
    "b": 47
  },
  "hsl": {
    "h": 4.314,
    "s": 61.943,
    "l": 48.431
  },
  "oklch": {
    "l": 0.55856,
    "c": 0.18064,
    "h": 28.7
  },
  "luminance": 0.15511
}

Semantic roles & 50–950 ramp

primary

#C83A2F

secondary

#84C9CF

accent

#D9E543

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C83A2F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →