#CB3E41#CB3E41

#CB3E41 is a mid, vivid red. Relative luminance 0.165; OKLCH L 57.0% C 0.178 H 23.7°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#CB3E41
RGB	rgb(203, 62, 65)
HSL	hsl(359, 58%, 52%)
HSV	hsv(359, 69%, 80%)
CMYK	cmyk(0%, 69.5%, 68%, 20.4%)
CIE-LAB	lab(47.66, 55.54, 30.59)
CIE-LCH	lch(47.66, 63.41, 28.85°)
OKLab	oklab(57.02% 0.1627 0.0713)
OKLCH	oklch(57.02% 0.178 23.7)
XYZ	xyz(27.3083, 16.5274, 6.7522)
Luminance	0.1652 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3E41 #3ECBC8

analogous

#CB3E88 #CB3E41 #CB813E

triadic

#CB3E41 #41CB3E #3E41CB

tetradic

#CB3E41 #88CB3E #3ECBC8 #813ECB

square

#CB3E41 #88CB3E #3ECBC8 #813ECB

split-complementary

#CB3E41 #3ECB81 #3E88CB

monochromatic

#701E20 #A12B2E #CB3E41 #D86E70 #E59EA0

Accessibility & contrast

On white

4.88

#CB3E41 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#CB3E41 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3E41

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3E41	#FFFFFF	#000000	##FFFFFF
##CB3E41	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#655E40

Deuteranopia (green-blind)

#897C3D

Tritanopia (blue-blind)

#DF1141

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #cb3e41;
/* rgb */ color: rgb(203, 62, 65);
/* oklch */ color: oklch(57.0% 0.178 23.7);

Tailwind

colors: {
  custom: {
    50: '#e37c75',
    500: '#cb3e41',
    950: '#000000',
  },
}

SCSS

$custom: #cb3e41;
$custom-light: #e37c75;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3e41",
  "rgb": {
    "r": 203,
    "g": 62,
    "b": 65
  },
  "hsl": {
    "h": 358.723,
    "s": 57.551,
    "l": 51.961
  },
  "oklch": {
    "l": 0.57022,
    "c": 0.17761,
    "h": 23.7
  },
  "luminance": 0.16523
}

Semantic roles & 50–950 ramp

primary

#CB3E41

secondary

#94D1D0

accent

#E1DE47

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB3E41

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

Preview Lab → · Contrast checker → · Palette generator →