#B23233#B23233

#B23233 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.3% C 0.165 H 24.7°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#B23233
RGB	rgb(178, 50, 51)
HSL	hsl(360, 56%, 45%)
HSV	hsv(360, 72%, 70%)
CMYK	cmyk(0%, 71.9%, 71.3%, 30.2%)
CIE-LAB	lab(41.20, 51.35, 30.05)
CIE-LCH	lch(41.20, 59.50, 30.34°)
OKLab	oklab(51.29% 0.1496 0.069)
OKLCH	oklch(51.29% 0.165 24.7)
XYZ	xyz(20.1005, 11.9882, 4.3869)
Luminance	0.1198 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23233 #32B2B1

analogous

#B23273 #B23233 #B27132

triadic

#B23233 #33B232 #3233B2

tetradic

#B23233 #73B232 #32B2B1 #7132B2

square

#B23233 #73B232 #32B2B1 #7132B2

split-complementary

#B23233 #32B271 #3273B2

monochromatic

#521718 #822525 #B23233 #CF5354 #DC8283

Accessibility & contrast

On white

6.18

#B23233 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#B23233 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23233

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23233	#FFFFFF	#000000	##FFFFFF
##B23233	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575032

Deuteranopia (green-blind)

#776B2F

Tritanopia (blue-blind)

#C40034

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b23233;
/* rgb */ color: rgb(178, 50, 51);
/* oklch */ color: oklch(51.3% 0.165 24.7);

Tailwind

colors: {
  custom: {
    50: '#d1736b',
    500: '#b23233',
    950: '#000000',
  },
}

SCSS

$custom: #b23233;
$custom-light: #d1736b;
$custom-dark: #000000;

JSON

{
  "hex": "#b23233",
  "rgb": {
    "r": 178,
    "g": 50,
    "b": 51
  },
  "hsl": {
    "h": 359.531,
    "s": 56.14,
    "l": 44.706
  },
  "oklch": {
    "l": 0.5129,
    "c": 0.16472,
    "h": 24.7
  },
  "luminance": 0.11985
}

Semantic roles & 50–950 ramp

primary

#B23233

secondary

#7BC5C5

accent

#DFDE48

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #B23233

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

Preview Lab → · Contrast checker → · Palette generator →