#CB3C3E#CB3C3E

#CB3C3E is a mid, vivid red. Relative luminance 0.163; OKLCH L 56.8% C 0.180 H 24.3°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#CB3C3E
RGB	rgb(203, 60, 62)
HSL	hsl(359, 58%, 52%)
HSV	hsv(359, 70%, 80%)
CMYK	cmyk(0%, 70.4%, 69.5%, 20.4%)
CIE-LAB	lab(47.34, 56.14, 31.97)
CIE-LCH	lch(47.34, 64.61, 29.66°)
OKLab	oklab(56.77% 0.164 0.0739)
OKLCH	oklch(56.77% 0.18 24.3)
XYZ	xyz(27.1169, 16.2800, 6.2710)
Luminance	0.1628 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB3C3E #3CCBC9

analogous

#CB3C86 #CB3C3E #CB823C

triadic

#CB3C3E #3ECB3C #3C3ECB

tetradic

#CB3C3E #86CB3C #3CCBC9 #823CCB

square

#CB3C3E #86CB3C #3CCBC9 #823CCB

split-complementary

#CB3C3E #3CCB82 #3C86CB

monochromatic

#6F1E1F #9F2A2C #CB3C3E #D86C6E #E59D9E

Accessibility & contrast

On white

4.94

#CB3C3E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#CB3C3E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CB3C3E

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB3C3E	#FFFFFF	#000000	##FFFFFF
##CB3C3E	1.00	4.94	4.26	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645D3D

Deuteranopia (green-blind)

#887C39

Tritanopia (blue-blind)

#DF083E

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #cb3c3e;
/* rgb */ color: rgb(203, 60, 62);
/* oklch */ color: oklch(56.8% 0.180 24.3);

Tailwind

colors: {
  custom: {
    50: '#e37b73',
    500: '#cb3c3e',
    950: '#000000',
  },
}

SCSS

$custom: #cb3c3e;
$custom-light: #e37b73;
$custom-dark: #000000;

JSON

{
  "hex": "#cb3c3e",
  "rgb": {
    "r": 203,
    "g": 60,
    "b": 62
  },
  "hsl": {
    "h": 359.161,
    "s": 57.895,
    "l": 51.569
  },
  "oklch": {
    "l": 0.5677,
    "c": 0.17984,
    "h": 24.3
  },
  "luminance": 0.16276
}

Semantic roles & 50–950 ramp

primary

#CB3C3E

secondary

#92D1D0

accent

#E1DF47

background

#FFF7F7

surface

#FEEEED

border

#D6C9C8

text

#170A08

muted

#857C7B

Preview Lab

Preview with #CB3C3E

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

Preview Lab → · Contrast checker → · Palette generator →