#CB3C43#CB3C43

#CB3C43 is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.9% C 0.179 H 22.4°. Best body text is #FFFFFF at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#CB3C43
RGB	rgb(203, 60, 67)
HSL	hsl(357, 58%, 52%)
HSV	hsv(357, 70%, 80%)
CMYK	cmyk(0%, 70.4%, 67%, 20.4%)
CIE-LAB	lab(47.41, 56.40, 29.11)
CIE-LCH	lch(47.41, 63.47, 27.30°)
OKLab	oklab(56.85% 0.1658 0.0683)
OKLCH	oklch(56.85% 0.179 22.4)
XYZ	xyz(27.2605, 16.3375, 7.0271)
Luminance	0.1633 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3C43 #3CCBC4

analogous

#CB3C8B #CB3C43 #CB7D3C

triadic

#CB3C43 #43CB3C #3C43CB

tetradic

#CB3C43 #8BCB3C #3CCBC4 #7D3CCB

square

#CB3C43 #8BCB3C #3CCBC4 #7D3CCB

split-complementary

#CB3C43 #3CCB7D #3C8BCB

monochromatic

#6F1E22 #9F2A30 #CB3C43 #D86C72 #E59DA0

Accessibility & contrast

On white

4.92

#CB3C43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#CB3C43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3C43

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3C43	#FFFFFF	#000000	##FFFFFF
##CB3C43	1.00	4.92	4.27	4.92
#FFFFFF	4.92	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645D42

Deuteranopia (green-blind)

#887C3F

Tritanopia (blue-blind)

#DF0C40

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3c43;
/* rgb */ color: rgb(203, 60, 67);
/* oklch */ color: oklch(56.9% 0.179 22.4);

Tailwind

colors: {
  custom: {
    50: '#e37b77',
    500: '#cb3c43',
    950: '#000000',
  },
}

SCSS

$custom: #cb3c43;
$custom-light: #e37b77;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3c43",
  "rgb": {
    "r": 203,
    "g": 60,
    "b": 67
  },
  "hsl": {
    "h": 357.063,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.5685,
    "c": 0.17933,
    "h": 22.4
  },
  "luminance": 0.16333
}

Semantic roles & 50–950 ramp

primary

#CB3C43

secondary

#92D1CE

accent

#E1DA47

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB3C43

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

Preview Lab → · Contrast checker → · Palette generator →