#C53E39#C53E39

#C53E39 is a mid, vivid red. Relative luminance 0.156; OKLCH L 55.9% C 0.172 H 26.5°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#C53E39
RGB	rgb(197, 62, 57)
HSL	hsl(2, 55%, 50%)
HSV	hsv(2, 71%, 77%)
CMYK	cmyk(0%, 68.5%, 71.1%, 22.7%)
CIE-LAB	lab(46.46, 53.19, 33.58)
CIE-LCH	lch(46.46, 62.91, 32.26°)
OKLab	oklab(55.89% 0.1543 0.0769)
OKLCH	oklch(55.89% 0.172 26.5)
XYZ	xyz(25.4899, 15.6147, 5.5418)
Luminance	0.1561 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53E39 #39C0C5

analogous

#C5397A #C53E39 #C58439

triadic

#C53E39 #39C53E #3E39C5

tetradic

#C53E39 #7AC539 #39C0C5 #8439C5

square

#C53E39 #7AC539 #39C0C5 #8439C5

split-complementary

#C53E39 #39C584 #397AC5

monochromatic

#66201E #962F2B #C53E39 #D36C68 #E19A97

Accessibility & contrast

On white

5.09

#C53E39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#C53E39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53E39

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53E39	#FFFFFF	#000000	##FFFFFF
##C53E39	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645C37

Deuteranopia (green-blind)

#867935

Tritanopia (blue-blind)

#D8143E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c53e39;
/* rgb */ color: rgb(197, 62, 57);
/* oklch */ color: oklch(55.9% 0.172 26.5);

Tailwind

colors: {
  custom: {
    50: '#df7b70',
    500: '#c53e39',
    950: '#000000',
  },
}

SCSS

$custom: #c53e39;
$custom-light: #df7b70;
$custom-dark: #000000;

JSON

{
  "hex": "#c53e39",
  "rgb": {
    "r": 197,
    "g": 62,
    "b": 57
  },
  "hsl": {
    "h": 2.143,
    "s": 55.118,
    "l": 49.804
  },
  "oklch": {
    "l": 0.55894,
    "c": 0.17241,
    "h": 26.5
  },
  "luminance": 0.15611
}

Semantic roles & 50–950 ramp

primary

#C53E39

secondary

#8DCACD

accent

#D9DE49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C53E39

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

Preview Lab → · Contrast checker → · Palette generator →