#CB3B44#CB3B44

#CB3B44 is a mid, vivid red. Relative luminance 0.162; OKLCH L 56.8% C 0.180 H 21.8°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#CB3B44
RGB	rgb(203, 59, 68)
HSL	hsl(356, 58%, 51%)
HSV	hsv(356, 71%, 80%)
CMYK	cmyk(0%, 70.9%, 66.5%, 20.4%)
CIE-LAB	lab(47.30, 56.83, 28.37)
CIE-LCH	lch(47.30, 63.51, 26.53°)
OKLab	oklab(56.77% 0.1674 0.0668)
OKLCH	oklch(56.77% 0.18 21.8)
XYZ	xyz(27.2389, 16.2458, 7.1692)
Luminance	0.1624 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3B44 #3BCBC2

analogous

#CB3B8C #CB3B44 #CB7A3B

triadic

#CB3B44 #44CB3B #3B44CB

tetradic

#CB3B44 #8CCB3B #3BCBC2 #7A3BCB

square

#CB3B44 #8CCB3B #3BCBC2 #7A3BCB

split-complementary

#CB3B44 #3BCB7A #3B8CCB

monochromatic

#6E1D22 #9F2A31 #CB3B44 #D86B72 #E59CA0

Accessibility & contrast

On white

4.94

#CB3B44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#CB3B44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3B44

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3B44	#FFFFFF	#000000	##FFFFFF
##CB3B44	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635D43

Deuteranopia (green-blind)

#877B40

Tritanopia (blue-blind)

#DF0840

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3b44;
/* rgb */ color: rgb(203, 59, 68);
/* oklch */ color: oklch(56.8% 0.180 21.8);

Tailwind

colors: {
  custom: {
    50: '#e37b78',
    500: '#cb3b44',
    950: '#000000',
  },
}

SCSS

$custom: #cb3b44;
$custom-light: #e37b78;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3b44",
  "rgb": {
    "r": 203,
    "g": 59,
    "b": 68
  },
  "hsl": {
    "h": 356.25,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.56766,
    "c": 0.1802,
    "h": 21.8
  },
  "luminance": 0.16242
}

Semantic roles & 50–950 ramp

primary

#CB3B44

secondary

#91D1CD

accent

#E1D847

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB3B44

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

Preview Lab → · Contrast checker → · Palette generator →