#CB3936#CB3936

#CB3936 is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.4% C 0.184 H 26.3°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#CB3936
RGB	rgb(203, 57, 54)
HSL	hsl(1, 59%, 50%)
HSV	hsv(1, 73%, 80%)
CMYK	cmyk(0%, 71.9%, 73.4%, 20.4%)
CIE-LAB	lab(46.83, 56.87, 36.02)
CIE-LCH	lch(46.83, 67.32, 32.34°)
OKLab	oklab(56.36% 0.1646 0.0812)
OKLCH	oklch(56.36% 0.184 26.3)
XYZ	xyz(26.7606, 15.8932, 5.1479)
Luminance	0.1589 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3936 #36C8CB

analogous

#CB367D #CB3936 #CB8336

triadic

#CB3936 #36CB39 #3936CB

tetradic

#CB3936 #7DCB36 #36C8CB #8336CB

square

#CB3936 #7DCB36 #36C8CB #8336CB

split-complementary

#CB3936 #36CB83 #367DCB

monochromatic

#6B1D1C #9C2B28 #CB3936 #D86967 #E49997

Accessibility & contrast

On white

5.03

#CB3936 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#CB3936 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3936

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3936	#FFFFFF	#000000	##FFFFFF
##CB3936	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B34

Deuteranopia (green-blind)

#887B31

Tritanopia (blue-blind)

#DF003A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #cb3936;
/* rgb */ color: rgb(203, 57, 54);
/* oklch */ color: oklch(56.4% 0.184 26.3);

Tailwind

colors: {
  custom: {
    50: '#e4796d',
    500: '#cb3936',
    950: '#000000',
  },
}

SCSS

$custom: #cb3936;
$custom-light: #e4796d;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3936",
  "rgb": {
    "r": 203,
    "g": 57,
    "b": 54
  },
  "hsl": {
    "h": 1.208,
    "s": 58.893,
    "l": 50.392
  },
  "oklch": {
    "l": 0.56359,
    "c": 0.18354,
    "h": 26.3
  },
  "luminance": 0.15889
}

Semantic roles & 50–950 ramp

primary

#CB3936

secondary

#8DCED0

accent

#DFE246

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CB3936

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

Preview Lab → · Contrast checker → · Palette generator →