#CB4257#CB4257

#CB4257 is a mid, vivid red. Relative luminance 0.173; OKLCH L 57.9% C 0.172 H 15.5°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#CB4257
RGB	rgb(203, 66, 87)
HSL	hsl(351, 57%, 53%)
HSV	hsv(351, 67%, 80%)
CMYK	cmyk(0%, 67.5%, 57.1%, 20.4%)
CIE-LAB	lab(48.62, 55.35, 18.65)
CIE-LCH	lch(48.62, 58.41, 18.62°)
OKLab	oklab(57.86% 0.1662 0.0462)
OKLCH	oklch(57.86% 0.172 15.5)
XYZ	xyz(28.2998, 17.2849, 10.8611)
Luminance	0.1728 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4257 #42CBB6

analogous

#CB429B #CB4257 #CB7242

triadic

#CB4257 #57CB42 #4257CB

tetradic

#CB4257 #9BCB42 #42CBB6 #7242CB

square

#CB4257 #9BCB42 #42CBB6 #7242CB

split-complementary

#CB4257 #42CB72 #429BCB

monochromatic

#73202C #A32D3F #CB4257 #D87282 #E5A2AC

Accessibility & contrast

On white

4.71

#CB4257 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#CB4257 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB4257

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4257	#FFFFFF	#000000	##FFFFFF
##CB4257	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#646157

Deuteranopia (green-blind)

#887E54

Tritanopia (blue-blind)

#DE244B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cb4257;
/* rgb */ color: rgb(203, 66, 87);
/* oklch */ color: oklch(57.9% 0.172 15.5);

Tailwind

colors: {
  custom: {
    50: '#e17f86',
    500: '#cb4257',
    950: '#000000',
  },
}

SCSS

$custom: #cb4257;
$custom-light: #e17f86;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4257",
  "rgb": {
    "r": 203,
    "g": 66,
    "b": 87
  },
  "hsl": {
    "h": 350.803,
    "s": 56.846,
    "l": 52.745
  },
  "oklch": {
    "l": 0.57863,
    "c": 0.17246,
    "h": 15.5
  },
  "luminance": 0.17281
}

Semantic roles & 50–950 ramp

primary

#CB4257

secondary

#97D2C9

accent

#E0C948

background

#FEF8F8

surface

#FDEFEF

border

#D5CACA

text

#170B0B

muted

#857C7C

Preview Lab

Preview with #CB4257

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

Preview Lab → · Contrast checker → · Palette generator →