#C55138#C55138

#C55138 is a mid, vivid red. Relative luminance 0.180; OKLCH L 58.2% C 0.154 H 33.8°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#C55138
RGB	rgb(197, 81, 56)
HSL	hsl(11, 56%, 50%)
HSV	hsv(11, 72%, 77%)
CMYK	cmyk(0%, 58.9%, 71.6%, 22.7%)
CIE-LAB	lab(49.55, 44.86, 37.69)
CIE-LCH	lch(49.55, 58.59, 40.03°)
OKLab	oklab(58.21% 0.1281 0.0856)
OKLCH	oklch(58.21% 0.154 33.8)
XYZ	xyz(26.6849, 18.0443, 5.8183)
Luminance	0.1804 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C55138 #38ACC5

analogous

#C53866 #C55138 #C59738

triadic

#C55138 #38C551 #5138C5

tetradic

#C55138 #66C538 #38ACC5 #9738C5

square

#C55138 #66C538 #38ACC5 #9738C5

split-complementary

#C55138 #38C597 #3866C5

monochromatic

#662A1D #953D2A #C55138 #D47A67 #E1A396

Accessibility & contrast

On white

4.56

#C55138 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#C55138 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #C55138

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C55138	#FFFFFF	#000000	##000000
##C55138	1.00	4.56	4.61	4.61
#FFFFFF	4.56	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#706635

Deuteranopia (green-blind)

#8D7F35

Tritanopia (blue-blind)

#D8374C

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #c55138;
/* rgb */ color: rgb(197, 81, 56);
/* oklch */ color: oklch(58.2% 0.154 33.8);

Tailwind

colors: {
  custom: {
    50: '#de8670',
    500: '#c55138',
    950: '#000000',
  },
}

SCSS

$custom: #c55138;
$custom-light: #de8670;
$custom-dark: #000000;

JSON

{
  "hex": "#c55138",
  "rgb": {
    "r": 197,
    "g": 81,
    "b": 56
  },
  "hsl": {
    "h": 10.638,
    "s": 55.731,
    "l": 49.608
  },
  "oklch": {
    "l": 0.58211,
    "c": 0.15404,
    "h": 33.8
  },
  "luminance": 0.18041
}

Semantic roles & 50–950 ramp

primary

#C55138

secondary

#8CC1CD

accent

#C4DF49

background

#FEF8F6

surface

#FDF0EC

border

#D5CBC7

text

#160B07

muted

#847C7A

Preview Lab

Preview with #C55138

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

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