#C55637#C55637

#C55637 is a mid, vivid red. Relative luminance 0.188; OKLCH L 58.9% C 0.150 H 36.4°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#C55637
RGB	rgb(197, 86, 55)
HSL	hsl(13, 56%, 49%)
HSV	hsv(13, 72%, 77%)
CMYK	cmyk(0%, 56.3%, 72.1%, 22.7%)
CIE-LAB	lab(50.46, 42.41, 39.25)
CIE-LCH	lch(50.46, 57.78, 42.78°)
OKLab	oklab(58.9% 0.1203 0.0888)
OKLCH	oklch(58.9% 0.15 36.4)
XYZ	xyz(27.0460, 18.8053, 5.8193)
Luminance	0.1880 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C55637 #37A6C5

analogous

#C5375F #C55637 #C59D37

triadic

#C55637 #37C556 #5637C5

tetradic

#C55637 #5FC537 #37A6C5 #9D37C5

square

#C55637 #5FC537 #37A6C5 #9D37C5

split-complementary

#C55637 #37C59D #375FC5

monochromatic

#652C1C #95412A #C55637 #D47D65 #E1A695

Accessibility & contrast

On white

4.41

#C55637 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#C55637 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #C55637

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C55637	#FFFFFF	#000000	##000000
##C55637	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#746933

Deuteranopia (green-blind)

#8F8134

Tritanopia (blue-blind)

#D83E4F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #c55637;
/* rgb */ color: rgb(197, 86, 55);
/* oklch */ color: oklch(58.9% 0.150 36.4);

Tailwind

colors: {
  custom: {
    50: '#de896f',
    500: '#c55637',
    950: '#000000',
  },
}

SCSS

$custom: #c55637;
$custom-light: #de896f;
$custom-dark: #000000;

JSON

{
  "hex": "#c55637",
  "rgb": {
    "r": 197,
    "g": 86,
    "b": 55
  },
  "hsl": {
    "h": 13.099,
    "s": 56.349,
    "l": 49.412
  },
  "oklch": {
    "l": 0.58895,
    "c": 0.14953,
    "h": 36.4
  },
  "luminance": 0.18802
}

Semantic roles & 50–950 ramp

primary

#C55637

secondary

#8BBECD

accent

#BFE048

background

#FEF8F6

surface

#FDF0EC

border

#D5CBC7

text

#160C07

muted

#847D7A

Preview Lab

Preview with #C55637

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

Preview Lab → · Contrast checker → · Palette generator →