#C53F31#C53F31

#C53F31 is a mid, vivid red. Relative luminance 0.156; OKLCH L 55.9% C 0.173 H 29.5°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#C53F31
RGB	rgb(197, 63, 49)
HSL	hsl(6, 60%, 48%)
HSV	hsv(6, 75%, 77%)
CMYK	cmyk(0%, 68%, 75.1%, 22.7%)
CIE-LAB	lab(46.51, 52.44, 38.17)
CIE-LCH	lch(46.51, 64.86, 36.05°)
OKLab	oklab(55.9% 0.1503 0.0851)
OKLCH	oklch(55.9% 0.173 29.5)
XYZ	xyz(25.3607, 15.6508, 4.5907)
Luminance	0.1565 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53F31 #31B7C5

analogous

#C5316D #C53F31 #C58931

triadic

#C53F31 #31C53F #3F31C5

tetradic

#C53F31 #6DC531 #31B7C5 #8931C5

square

#C53F31 #6DC531 #31B7C5 #8931C5

split-complementary

#C53F31 #31C589 #316DC5

monochromatic

#632019 #942F25 #C53F31 #D7685D #E3968E

Accessibility & contrast

On white

5.09

#C53F31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#C53F31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53F31

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53F31	#FFFFFF	#000000	##FFFFFF
##C53F31	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C2E

Deuteranopia (green-blind)

#87792C

Tritanopia (blue-blind)

#D9143D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c53f31;
/* rgb */ color: rgb(197, 63, 49);
/* oklch */ color: oklch(55.9% 0.173 29.5);

Tailwind

colors: {
  custom: {
    50: '#df7c6a',
    500: '#c53f31',
    950: '#000000',
  },
}

SCSS

$custom: #c53f31;
$custom-light: #df7c6a;
$custom-dark: #000000;

JSON

{
  "hex": "#c53f31",
  "rgb": {
    "r": 197,
    "g": 63,
    "b": 49
  },
  "hsl": {
    "h": 5.676,
    "s": 60.163,
    "l": 48.235
  },
  "oklch": {
    "l": 0.55899,
    "c": 0.17275,
    "h": 29.5
  },
  "luminance": 0.15647
}

Semantic roles & 50–950 ramp

primary

#C53F31

secondary

#85C6CD

accent

#D4E344

background

#FEF7F6

surface

#FDEEEB

border

#D5C9C6

text

#170A06

muted

#857C7A

Preview Lab

Preview with #C53F31

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

Preview Lab → · Contrast checker → · Palette generator →