#C53F38#C53F38

#C53F38 is a mid, vivid red. Relative luminance 0.157; OKLCH L 56.0% C 0.172 H 27.1°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#C53F38
RGB	rgb(197, 63, 56)
HSL	hsl(3, 56%, 50%)
HSV	hsv(3, 72%, 77%)
CMYK	cmyk(0%, 68%, 71.6%, 22.7%)
CIE-LAB	lab(46.60, 52.75, 34.31)
CIE-LCH	lch(46.60, 62.92, 33.04°)
OKLab	oklab(55.99% 0.1527 0.0783)
OKLCH	oklch(55.99% 0.172 27.1)
XYZ	xyz(25.5201, 15.7146, 5.4300)
Luminance	0.1571 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C53F38 #38BEC5

analogous

#C53877 #C53F38 #C58638

triadic

#C53F38 #38C53F #3F38C5

tetradic

#C53F38 #77C538 #38BEC5 #8638C5

square

#C53F38 #77C538 #38BEC5 #8638C5

split-complementary

#C53F38 #38C586 #3877C5

monochromatic

#66211D #95302A #C53F38 #D46C67 #E19A96

Accessibility & contrast

On white

5.07

#C53F38 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#C53F38 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C53F38

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C53F38	#FFFFFF	#000000	##FFFFFF
##C53F38	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655C36

Deuteranopia (green-blind)

#867934

Tritanopia (blue-blind)

#D8173F

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #c53f38;
/* rgb */ color: rgb(197, 63, 56);
/* oklch */ color: oklch(56.0% 0.172 27.1);

Tailwind

colors: {
  custom: {
    50: '#df7c6f',
    500: '#c53f38',
    950: '#000000',
  },
}

SCSS

$custom: #c53f38;
$custom-light: #df7c6f;
$custom-dark: #000000;

JSON

{
  "hex": "#c53f38",
  "rgb": {
    "r": 197,
    "g": 63,
    "b": 56
  },
  "hsl": {
    "h": 2.979,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.5599,
    "c": 0.1716,
    "h": 27.1
  },
  "luminance": 0.15711
}

Semantic roles & 50–950 ramp

primary

#C53F38

secondary

#8CC9CD

accent

#D8DF49

background

#FEF7F6

surface

#FDEEEC

border

#D5C9C7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #C53F38

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

Preview Lab → · Contrast checker → · Palette generator →