#B23343#B23343

#B23343 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.7% C 0.163 H 18.0°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#B23343
RGB	rgb(178, 51, 67)
HSL	hsl(352, 55%, 45%)
HSV	hsv(352, 71%, 70%)
CMYK	cmyk(0%, 71.3%, 62.4%, 30.2%)
CIE-LAB	lab(41.60, 51.88, 20.78)
CIE-LCH	lch(41.60, 55.89, 21.83°)
OKLab	oklab(51.67% 0.1546 0.0503)
OKLCH	oklch(51.67% 0.163 18)
XYZ	xyz(20.5591, 12.2408, 6.5892)
Luminance	0.1224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23343 #33B2A2

analogous

#B23383 #B23343 #B26333

triadic

#B23343 #43B233 #3343B2

tetradic

#B23343 #83B233 #33B2A2 #6333B2

square

#B23343 #83B233 #33B2A2 #6333B2

split-complementary

#B23343 #33B263 #3383B2

monochromatic

#53181F #822531 #B23343 #CE5464 #DC848F

Accessibility & contrast

On white

6.09

#B23343 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B23343 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23343

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23343	#FFFFFF	#000000	##FFFFFF
##B23343	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555143

Deuteranopia (green-blind)

#756C40

Tritanopia (blue-blind)

#C30D3A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b23343;
/* rgb */ color: rgb(178, 51, 67);
/* oklch */ color: oklch(51.7% 0.163 18.0);

Tailwind

colors: {
  custom: {
    50: '#d07477',
    500: '#b23343',
    950: '#000000',
  },
}

SCSS

$custom: #b23343;
$custom-light: #d07477;
$custom-dark: #000000;

JSON

{
  "hex": "#b23343",
  "rgb": {
    "r": 178,
    "g": 51,
    "b": 67
  },
  "hsl": {
    "h": 352.441,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51672,
    "c": 0.16256,
    "h": 18
  },
  "luminance": 0.12238
}

Semantic roles & 50–950 ramp

primary

#B23343

secondary

#7CC5BC

accent

#DFCC49

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B23343

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

Preview Lab → · Contrast checker → · Palette generator →