#CB2E37#CB2E37

#CB2E37 is a mid, vivid red. Relative luminance 0.149; OKLCH L 55.4% C 0.193 H 23.6°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#CB2E37
RGB	rgb(203, 46, 55)
HSL	hsl(357, 63%, 49%)
HSV	hsv(357, 77%, 80%)
CMYK	cmyk(0%, 77.3%, 72.9%, 20.4%)
CIE-LAB	lab(45.54, 60.56, 33.96)
CIE-LCH	lch(45.54, 69.43, 29.28°)
OKLab	oklab(55.4% 0.1765 0.077)
OKLCH	oklch(55.4% 0.193 23.6)
XYZ	xyz(26.2982, 14.9305, 5.1108)
Luminance	0.1493 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB2E37 #2ECBC2

analogous

#CB2E85 #CB2E37 #CB742E

triadic

#CB2E37 #37CB2E #2E37CB

tetradic

#CB2E37 #85CB2E #2ECBC2 #742ECB

square

#CB2E37 #85CB2E #2ECBC2 #742ECB

split-complementary

#CB2E37 #2ECB74 #2E85CB

monochromatic

#67171C #992329 #CB2E37 #DA5C63 #E58E93

Accessibility & contrast

On white

5.27

#CB2E37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#CB2E37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB2E37

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB2E37	#FFFFFF	#000000	##FFFFFF
##CB2E37	1.00	5.27	3.99	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5636

Deuteranopia (green-blind)

#857831

Tritanopia (blue-blind)

#DF0033

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #cb2e37;
/* rgb */ color: rgb(203, 46, 55);
/* oklch */ color: oklch(55.4% 0.193 23.6);

Tailwind

colors: {
  custom: {
    50: '#e4756e',
    500: '#cb2e37',
    950: '#000000',
  },
}

SCSS

$custom: #cb2e37;
$custom-light: #e4756e;
$custom-dark: #000000;

JSON

{
  "hex": "#cb2e37",
  "rgb": {
    "r": 203,
    "g": 46,
    "b": 55
  },
  "hsl": {
    "h": 356.561,
    "s": 63.052,
    "l": 48.824
  },
  "oklch": {
    "l": 0.55398,
    "c": 0.19252,
    "h": 23.6
  },
  "luminance": 0.14926
}

Semantic roles & 50–950 ramp

primary

#CB2E37

secondary

#85D0CB

accent

#E6DD42

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#170907

muted

#857B7A

Preview Lab

Preview with #CB2E37

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

Preview Lab → · Contrast checker → · Palette generator →