#CB5037#CB5037

#CB5037 is a mid, vivid red. Relative luminance 0.187; OKLCH L 59.0% C 0.162 H 33.3°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#CB5037
RGB	rgb(203, 80, 55)
HSL	hsl(10, 59%, 51%)
HSV	hsv(10, 73%, 80%)
CMYK	cmyk(0%, 60.6%, 72.9%, 20.4%)
CIE-LAB	lab(50.35, 47.45, 39.40)
CIE-LCH	lch(50.35, 61.67, 39.70°)
OKLab	oklab(59% 0.1353 0.0888)
OKLCH	oklch(59% 0.162 33.3)
XYZ	xyz(28.1898, 18.7135, 5.7414)
Luminance	0.1871 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB5037 #37B2CB

analogous

#CB3768 #CB5037 #CB9A37

triadic

#CB5037 #37CB50 #5037CB

tetradic

#CB5037 #68CB37 #37B2CB #9A37CB

square

#CB5037 #68CB37 #37B2CB #9A37CB

split-complementary

#CB5037 #37CB9A #3768CB

monochromatic

#6C291C #9C3C29 #CB5037 #D87A68 #E4A598

Accessibility & contrast

On white

4.43

#CB5037 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#CB5037 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB5037

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB5037	#FFFFFF	#000000	##000000
##CB5037	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#726734

Deuteranopia (green-blind)

#908233

Tritanopia (blue-blind)

#DF334B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #cb5037;
/* rgb */ color: rgb(203, 80, 55);
/* oklch */ color: oklch(59.0% 0.162 33.3);

Tailwind

colors: {
  custom: {
    50: '#e2866f',
    500: '#cb5037',
    950: '#000000',
  },
}

SCSS

$custom: #cb5037;
$custom-light: #e2866f;
$custom-dark: #000000;

JSON

{
  "hex": "#cb5037",
  "rgb": {
    "r": 203,
    "g": 80,
    "b": 55
  },
  "hsl": {
    "h": 10.135,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.59002,
    "c": 0.16183,
    "h": 33.3
  },
  "luminance": 0.1871
}

Semantic roles & 50–950 ramp

primary

#CB5037

secondary

#8EC5D0

accent

#C8E246

background

#FFF8F6

surface

#FEF0EC

border

#D6CBC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CB5037

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

Preview Lab → · Contrast checker → · Palette generator →