#CB3B52#CB3B52

#CB3B52 is a mid, vivid red. Relative luminance 0.164; OKLCH L 57.0% C 0.180 H 16.0°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#CB3B52
RGB	rgb(203, 59, 82)
HSL	hsl(350, 58%, 51%)
HSV	hsv(350, 71%, 80%)
CMYK	cmyk(0%, 70.9%, 59.6%, 20.4%)
CIE-LAB	lab(47.54, 57.68, 20.25)
CIE-LCH	lch(47.54, 61.13, 19.35°)
OKLab	oklab(57.03% 0.1728 0.0496)
OKLCH	oklch(57.03% 0.18 16)
XYZ	xyz(27.7183, 16.4376, 9.6942)
Luminance	0.1643 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3B52 #3BCBB4

analogous

#CB3B9A #CB3B52 #CB6C3B

triadic

#CB3B52 #52CB3B #3B52CB

tetradic

#CB3B52 #9ACB3B #3BCBB4 #6C3BCB

square

#CB3B52 #9ACB3B #3BCBB4 #6C3BCB

split-complementary

#CB3B52 #3BCB6C #3B9ACB

monochromatic

#6E1D2A #9F2A3D #CB3B52 #D86B7D #E59CA7

Accessibility & contrast

On white

4.90

#CB3B52 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#CB3B52 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3B52

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3B52	#FFFFFF	#000000	##FFFFFF
##CB3B52	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615E52

Deuteranopia (green-blind)

#867C4E

Tritanopia (blue-blind)

#DE1345

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cb3b52;
/* rgb */ color: rgb(203, 59, 82);
/* oklch */ color: oklch(57.0% 0.180 16.0);

Tailwind

colors: {
  custom: {
    50: '#e27b82',
    500: '#cb3b52',
    950: '#000000',
  },
}

SCSS

$custom: #cb3b52;
$custom-light: #e27b82;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3b52",
  "rgb": {
    "r": 203,
    "g": 59,
    "b": 82
  },
  "hsl": {
    "h": 350.417,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.57031,
    "c": 0.17975,
    "h": 16
  },
  "luminance": 0.16434
}

Semantic roles & 50–950 ramp

primary

#CB3B52

secondary

#91D1C7

accent

#E1C947

background

#FEF7F7

surface

#FDEEEE

border

#D5C9C9

text

#170A0A

muted

#857C7C

Preview Lab

Preview with #CB3B52

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

Preview Lab → · Contrast checker → · Palette generator →