#CB4C3F#CB4C3F

#CB4C3F is a mid, vivid red. Relative luminance 0.182; OKLCH L 58.6% C 0.164 H 28.9°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#CB4C3F
RGB	rgb(203, 76, 63)
HSL	hsl(6, 57%, 52%)
HSV	hsv(6, 69%, 80%)
CMYK	cmyk(0%, 62.6%, 69%, 20.4%)
CIE-LAB	lab(49.77, 49.64, 34.28)
CIE-LCH	lch(49.77, 60.33, 34.63°)
OKLab	oklab(58.6% 0.1437 0.0792)
OKLCH	oklch(58.6% 0.164 28.9)
XYZ	xyz(28.1131, 18.2282, 6.7397)
Luminance	0.1822 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4C3F #3FBECB

analogous

#CB3F78 #CB4C3F #CB923F

triadic

#CB4C3F #3FCB4C #4C3FCB

tetradic

#CB4C3F #78CB3F #3FBECB #923FCB

square

#CB4C3F #78CB3F #3FBECB #923FCB

split-complementary

#CB4C3F #3FCB92 #3F78CB

monochromatic

#71261F #A1372C #CB4C3F #D8796F #E5A69F

Accessibility & contrast

On white

4.52

#CB4C3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#CB4C3F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB4C3F

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4C3F	#FFFFFF	#000000	##000000
##CB4C3F	1.00	4.52	4.64	4.64
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E653D

Deuteranopia (green-blind)

#8E813B

Tritanopia (blue-blind)

#DF2E4A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #cb4c3f;
/* rgb */ color: rgb(203, 76, 63);
/* oklch */ color: oklch(58.6% 0.164 28.9);

Tailwind

colors: {
  custom: {
    50: '#e28474',
    500: '#cb4c3f',
    950: '#000000',
  },
}

SCSS

$custom: #cb4c3f;
$custom-light: #e28474;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4c3f",
  "rgb": {
    "r": 203,
    "g": 76,
    "b": 63
  },
  "hsl": {
    "h": 5.571,
    "s": 57.377,
    "l": 52.157
  },
  "oklch": {
    "l": 0.58597,
    "c": 0.16404,
    "h": 28.9
  },
  "luminance": 0.18224
}

Semantic roles & 50–950 ramp

primary

#CB4C3F

secondary

#94CCD1

accent

#D2E147

background

#FEF8F7

surface

#FDEFED

border

#D5CAC8

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CB4C3F

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

Preview Lab → · Contrast checker → · Palette generator →