#CB3F59#CB3F59

#CB3F59 is a mid, vivid red. Relative luminance 0.170; OKLCH L 57.6% C 0.176 H 13.9°. Best body text is #FFFFFF at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#CB3F59
RGB	rgb(203, 63, 89)
HSL	hsl(349, 57%, 52%)
HSV	hsv(349, 69%, 80%)
CMYK	cmyk(0%, 69%, 56.2%, 20.4%)
CIE-LAB	lab(48.23, 56.67, 16.92)
CIE-LCH	lch(48.23, 59.15, 16.62°)
OKLab	oklab(57.59% 0.1707 0.0422)
OKLCH	oklch(57.59% 0.176 13.9)
XYZ	xyz(28.2119, 16.9767, 11.2405)
Luminance	0.1697 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3F59 #3FCBB1

analogous

#CB3F9F #CB3F59 #CB6B3F

triadic

#CB3F59 #59CB3F #3F59CB

tetradic

#CB3F59 #9FCB3F #3FCBB1 #6B3FCB

square

#CB3F59 #9FCB3F #3FCBB1 #6B3FCB

split-complementary

#CB3F59 #3FCB6B #3F9FCB

monochromatic

#711F2E #A12C41 #CB3F59 #D86F83 #E59FAC

Accessibility & contrast

On white

4.78

#CB3F59 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#CB3F59 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3F59

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3F59	#FFFFFF	#000000	##FFFFFF
##CB3F59	1.00	4.78	4.39	4.78
#FFFFFF	4.78	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#626059

Deuteranopia (green-blind)

#867D55

Tritanopia (blue-blind)

#DE204A

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cb3f59;
/* rgb */ color: rgb(203, 63, 89);
/* oklch */ color: oklch(57.6% 0.176 13.9);

Tailwind

colors: {
  custom: {
    50: '#e17d87',
    500: '#cb3f59',
    950: '#000000',
  },
}

SCSS

$custom: #cb3f59;
$custom-light: #e17d87;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3f59",
  "rgb": {
    "r": 203,
    "g": 63,
    "b": 89
  },
  "hsl": {
    "h": 348.857,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.57588,
    "c": 0.17582,
    "h": 13.9
  },
  "luminance": 0.16973
}

Semantic roles & 50–950 ramp

primary

#CB3F59

secondary

#94D1C6

accent

#E1C447

background

#FEF8F8

surface

#FDEFEF

border

#D5CACA

text

#170A0B

muted

#857C7C

Preview Lab

Preview with #CB3F59

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

Preview Lab → · Contrast checker → · Palette generator →