#B23347#B23347

#B23347 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.8% C 0.163 H 16.1°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B23347
RGB	rgb(178, 51, 71)
HSL	hsl(351, 55%, 45%)
HSV	hsv(351, 71%, 70%)
CMYK	cmyk(0%, 71.3%, 60.1%, 30.2%)
CIE-LAB	lab(41.67, 52.15, 18.40)
CIE-LCH	lch(41.67, 55.30, 19.44°)
OKLab	oklab(51.76% 0.1562 0.0451)
OKLCH	oklch(51.76% 0.163 16.1)
XYZ	xyz(20.6833, 12.2905, 7.2432)
Luminance	0.1229 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23347 #33B29E

analogous

#B23387 #B23347 #B25E33

triadic

#B23347 #47B233 #3347B2

tetradic

#B23347 #87B233 #33B29E #5E33B2

square

#B23347 #87B233 #33B29E #5E33B2

split-complementary

#B23347 #33B25E #3387B2

monochromatic

#531821 #822534 #B23347 #CE5467 #DC8492

Accessibility & contrast

On white

6.07

#B23347 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B23347 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23347

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23347	#FFFFFF	#000000	##FFFFFF
##B23347	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545147

Deuteranopia (green-blind)

#756C44

Tritanopia (blue-blind)

#C3103B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b23347;
/* rgb */ color: rgb(178, 51, 71);
/* oklch */ color: oklch(51.8% 0.163 16.1);

Tailwind

colors: {
  custom: {
    50: '#d0747a',
    500: '#b23347',
    950: '#000000',
  },
}

SCSS

$custom: #b23347;
$custom-light: #d0747a;
$custom-dark: #000000;

JSON

{
  "hex": "#b23347",
  "rgb": {
    "r": 178,
    "g": 51,
    "b": 71
  },
  "hsl": {
    "h": 350.551,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51755,
    "c": 0.16255,
    "h": 16.1
  },
  "luminance": 0.12288
}

Semantic roles & 50–950 ramp

primary

#B23347

secondary

#7CC5BA

accent

#DFC749

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B23347

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

Preview Lab → · Contrast checker → · Palette generator →