#CB4C3A#CB4C3A

#CB4C3A is a mid, vivid red. Relative luminance 0.182; OKLCH L 58.5% C 0.165 H 30.7°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#CB4C3A
RGB	rgb(203, 76, 58)
HSL	hsl(7, 58%, 51%)
HSV	hsv(7, 71%, 80%)
CMYK	cmyk(0%, 62.6%, 71.4%, 20.4%)
CIE-LAB	lab(49.71, 49.39, 37.03)
CIE-LCH	lch(49.71, 61.73, 36.86°)
OKLab	oklab(58.53% 0.1419 0.0843)
OKLCH	oklch(58.53% 0.165 30.7)
XYZ	xyz(27.9797, 18.1748, 6.0369)
Luminance	0.1817 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CB4C3A #3AB9CB

analogous

#CB3A70 #CB4C3A #CB943A

triadic

#CB4C3A #3ACB4C #4C3ACB

tetradic

#CB4C3A #70CB3A #3AB9CB #943ACB

square

#CB4C3A #70CB3A #3AB9CB #943ACB

split-complementary

#CB4C3A #3ACB94 #3A70CB

monochromatic

#6E271D #9E382A #CB4C3A #D8786A #E5A49B

Accessibility & contrast

On white

4.53

#CB4C3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#CB4C3A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #CB4C3A

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CB4C3A	#FFFFFF	#000000	##000000
##CB4C3A	1.00	4.53	4.63	4.63
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F6537

Deuteranopia (green-blind)

#8E8136

Tritanopia (blue-blind)

#DF2D48

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #cb4c3a;
/* rgb */ color: rgb(203, 76, 58);
/* oklch */ color: oklch(58.5% 0.165 30.7);

Tailwind

colors: {
  custom: {
    50: '#e28371',
    500: '#cb4c3a',
    950: '#000000',
  },
}

SCSS

$custom: #cb4c3a;
$custom-light: #e28371;
$custom-dark: #000000;

JSON

{
  "hex": "#cb4c3a",
  "rgb": {
    "r": 203,
    "g": 76,
    "b": 58
  },
  "hsl": {
    "h": 7.448,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.58528,
    "c": 0.16503,
    "h": 30.7
  },
  "luminance": 0.18171
}

Semantic roles & 50–950 ramp

primary

#CB4C3A

secondary

#90C8D0

accent

#CEE146

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170B07

muted

#857C7A

Preview Lab

Preview with #CB4C3A

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

Preview Lab → · Contrast checker → · Palette generator →