#CB3E43#CB3E43

#CB3E43 is a mid, vivid red. Relative luminance 0.165; OKLCH L 57.1% C 0.177 H 22.9°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#CB3E43
RGB	rgb(203, 62, 67)
HSL	hsl(358, 58%, 52%)
HSV	hsv(358, 69%, 80%)
CMYK	cmyk(0%, 69.5%, 67%, 20.4%)
CIE-LAB	lab(47.69, 55.64, 29.45)
CIE-LCH	lch(47.69, 62.96, 27.89°)
OKLab	oklab(57.06% 0.1634 0.0691)
OKLCH	oklch(57.06% 0.177 22.9)
XYZ	xyz(27.3672, 16.5510, 7.0627)
Luminance	0.1655 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3E43 #3ECBC6

analogous

#CB3E8A #CB3E43 #CB7F3E

triadic

#CB3E43 #43CB3E #3E43CB

tetradic

#CB3E43 #8ACB3E #3ECBC6 #7F3ECB

square

#CB3E43 #8ACB3E #3ECBC6 #7F3ECB

split-complementary

#CB3E43 #3ECB7F #3E8ACB

monochromatic

#701E21 #A12B2F #CB3E43 #D86E72 #E59EA1

Accessibility & contrast

On white

4.87

#CB3E43 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#CB3E43 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3E43

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3E43	#FFFFFF	#000000	##FFFFFF
##CB3E43	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655E42

Deuteranopia (green-blind)

#887C3F

Tritanopia (blue-blind)

#DF1341

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cb3e43;
/* rgb */ color: rgb(203, 62, 67);
/* oklch */ color: oklch(57.1% 0.177 22.9);

Tailwind

colors: {
  custom: {
    50: '#e37c77',
    500: '#cb3e43',
    950: '#000000',
  },
}

SCSS

$custom: #cb3e43;
$custom-light: #e37c77;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3e43",
  "rgb": {
    "r": 203,
    "g": 62,
    "b": 67
  },
  "hsl": {
    "h": 357.872,
    "s": 57.551,
    "l": 51.961
  },
  "oklch": {
    "l": 0.57055,
    "c": 0.17741,
    "h": 22.9
  },
  "luminance": 0.16547
}

Semantic roles & 50–950 ramp

primary

#CB3E43

secondary

#94D1CF

accent

#E1DB47

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB3E43

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

Preview Lab → · Contrast checker → · Palette generator →