#CB3B48#CB3B48

#CB3B48 is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.8% C 0.180 H 20.2°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#CB3B48
RGB	rgb(203, 59, 72)
HSL	hsl(355, 58%, 51%)
HSV	hsv(355, 71%, 80%)
CMYK	cmyk(0%, 70.9%, 64.5%, 20.4%)
CIE-LAB	lab(47.36, 57.05, 26.06)
CIE-LCH	lch(47.36, 62.72, 24.55°)
OKLab	oklab(56.84% 0.1689 0.0621)
OKLCH	oklch(56.84% 0.18 20.2)
XYZ	xyz(27.3651, 16.2963, 7.8342)
Luminance	0.1629 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3B48 #3BCBBE

analogous

#CB3B90 #CB3B48 #CB763B

triadic

#CB3B48 #48CB3B #3B48CB

tetradic

#CB3B48 #90CB3B #3BCBBE #763BCB

square

#CB3B48 #90CB3B #3BCBBE #763BCB

split-complementary

#CB3B48 #3BCB76 #3B90CB

monochromatic

#6E1D25 #9F2A35 #CB3B48 #D86B75 #E59CA2

Accessibility & contrast

On white

4.93

#CB3B48 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#CB3B48 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3B48

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3B48	#FFFFFF	#000000	##FFFFFF
##CB3B48	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635D47

Deuteranopia (green-blind)

#877B44

Tritanopia (blue-blind)

#DF0B41

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3b48;
/* rgb */ color: rgb(203, 59, 72);
/* oklch */ color: oklch(56.8% 0.180 20.2);

Tailwind

colors: {
  custom: {
    50: '#e27b7b',
    500: '#cb3b48',
    950: '#000000',
  },
}

SCSS

$custom: #cb3b48;
$custom-light: #e27b7b;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3b48",
  "rgb": {
    "r": 203,
    "g": 59,
    "b": 72
  },
  "hsl": {
    "h": 354.583,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56836,
    "c": 0.17993,
    "h": 20.2
  },
  "luminance": 0.16292
}

Semantic roles & 50–950 ramp

primary

#CB3B48

secondary

#91D1CB

accent

#E1D347

background

#FEF7F7

surface

#FDEEED

border

#D5C9C8

text

#170A09

muted

#857C7B

Preview Lab

Preview with #CB3B48

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

Preview Lab → · Contrast checker → · Palette generator →