#CB3934#CB3934

#CB3934 is a mid, vivid red. Relative luminance 0.159; OKLCH L 56.3% C 0.184 H 26.9°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#CB3934
RGB	rgb(203, 57, 52)
HSL	hsl(2, 59%, 50%)
HSV	hsv(2, 74%, 80%)
CMYK	cmyk(0%, 71.9%, 74.4%, 20.4%)
CIE-LAB	lab(46.81, 56.79, 37.13)
CIE-LCH	lch(46.81, 67.85, 33.17°)
OKLab	oklab(56.33% 0.1639 0.0832)
OKLCH	oklch(56.33% 0.184 26.9)
XYZ	xyz(26.7146, 15.8748, 4.9056)
Luminance	0.1587 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3934 #34C6CB

analogous

#CB347A #CB3934 #CB8534

triadic

#CB3934 #34CB39 #3934CB

tetradic

#CB3934 #7ACB34 #34C6CB #8534CB

square

#CB3934 #7ACB34 #34C6CB #8534CB

split-complementary

#CB3934 #34CB85 #347ACB

monochromatic

#6A1E1B #9A2B28 #CB3934 #D76965 #E49895

Accessibility & contrast

On white

5.03

#CB3934 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#CB3934 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3934

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3934	#FFFFFF	#000000	##FFFFFF
##CB3934	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B32

Deuteranopia (green-blind)

#887B2F

Tritanopia (blue-blind)

#DF0039

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #cb3934;
/* rgb */ color: rgb(203, 57, 52);
/* oklch */ color: oklch(56.3% 0.184 26.9);

Tailwind

colors: {
  custom: {
    50: '#e4796c',
    500: '#cb3934',
    950: '#000000',
  },
}

SCSS

$custom: #cb3934;
$custom-light: #e4796c;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3934",
  "rgb": {
    "r": 203,
    "g": 57,
    "b": 52
  },
  "hsl": {
    "h": 1.987,
    "s": 59.216,
    "l": 50
  },
  "oklch": {
    "l": 0.56333,
    "c": 0.18381,
    "h": 26.9
  },
  "luminance": 0.15871
}

Semantic roles & 50–950 ramp

primary

#CB3934

secondary

#8CCDCF

accent

#DDE245

background

#FFF7F6

surface

#FEEEEB

border

#D6C9C6

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CB3934

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

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