#CB5136#CB5136

#CB5136 is a mid, vivid red. Relative luminance 0.188; OKLCH L 59.1% C 0.161 H 34.0°. Best body text is #000000 at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#CB5136
RGB	rgb(203, 81, 54)
HSL	hsl(11, 59%, 50%)
HSV	hsv(11, 73%, 80%)
CMYK	cmyk(0%, 60.1%, 73.4%, 20.4%)
CIE-LAB	lab(50.51, 46.95, 40.12)
CIE-LCH	lch(50.51, 61.75, 40.52°)
OKLab	oklab(59.12% 0.1335 0.0901)
OKLCH	oklch(59.12% 0.161 34)
XYZ	xyz(28.2398, 18.8516, 5.6410)
Luminance	0.1885 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB5136 #36B0CB

analogous

#CB3666 #CB5136 #CB9B36

triadic

#CB5136 #36CB51 #5136CB

tetradic

#CB5136 #66CB36 #36B0CB #9B36CB

square

#CB5136 #66CB36 #36B0CB #9B36CB

split-complementary

#CB5136 #36CB9B #3666CB

monochromatic

#6B2A1C #9C3D28 #CB5136 #D87B67 #E4A597

Accessibility & contrast

On white

4.40

#CB5136 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.77

#CB5136 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB5136

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB5136	#FFFFFF	#000000	##000000
##CB5136	1.00	4.40	4.77	4.77
#FFFFFF	4.40	1.00	21.00	21.00
#000000	4.77	21.00	1.00	1.00
##000000	4.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#736733

Deuteranopia (green-blind)

#918232

Tritanopia (blue-blind)

#DF354B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #cb5136;
/* rgb */ color: rgb(203, 81, 54);
/* oklch */ color: oklch(59.1% 0.161 34.0);

Tailwind

colors: {
  custom: {
    50: '#e2866e',
    500: '#cb5136',
    950: '#000000',
  },
}

SCSS

$custom: #cb5136;
$custom-light: #e2866e;
$custom-dark: #000000;

JSON

{
  "hex": "#cb5136",
  "rgb": {
    "r": 203,
    "g": 81,
    "b": 54
  },
  "hsl": {
    "h": 10.872,
    "s": 58.893,
    "l": 50.392
  },
  "oklch": {
    "l": 0.59121,
    "c": 0.16111,
    "h": 34
  },
  "luminance": 0.18848
}

Semantic roles & 50–950 ramp

primary

#CB5136

secondary

#8DC4D0

accent

#C6E246

background

#FFF8F6

surface

#FEF0EC

border

#D6CBC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CB5136

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

Preview Lab → · Contrast checker → · Palette generator →