#B23147#B23147

#B23147 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.6% C 0.165 H 15.6°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#B23147
RGB	rgb(178, 49, 71)
HSL	hsl(350, 57%, 45%)
HSV	hsv(350, 72%, 70%)
CMYK	cmyk(0%, 72.5%, 60.1%, 30.2%)
CIE-LAB	lab(41.41, 52.89, 18.04)
CIE-LCH	lch(41.41, 55.88, 18.84°)
OKLab	oklab(51.55% 0.1586 0.0442)
OKLCH	oklch(51.55% 0.165 15.6)
XYZ	xyz(20.5978, 12.1195, 7.2147)
Luminance	0.1212 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23147 #31B29C

analogous

#B23188 #B23147 #B25B31

triadic

#B23147 #47B231 #3147B2

tetradic

#B23147 #88B231 #31B29C #5B31B2

square

#B23147 #88B231 #31B29C #5B31B2

split-complementary

#B23147 #31B25B #3188B2

monochromatic

#521721 #822434 #B23147 #CF5167 #DC8191

Accessibility & contrast

On white

6.13

#B23147 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B23147 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23147

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23147	#FFFFFF	#000000	##FFFFFF
##B23147	1.00	6.13	3.42	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#535147

Deuteranopia (green-blind)

#746B44

Tritanopia (blue-blind)

#C30A3A

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b23147;
/* rgb */ color: rgb(178, 49, 71);
/* oklch */ color: oklch(51.6% 0.165 15.6);

Tailwind

colors: {
  custom: {
    50: '#d0737a',
    500: '#b23147',
    950: '#000000',
  },
}

SCSS

$custom: #b23147;
$custom-light: #d0737a;
$custom-dark: #000000;

JSON

{
  "hex": "#b23147",
  "rgb": {
    "r": 178,
    "g": 49,
    "b": 71
  },
  "hsl": {
    "h": 349.767,
    "s": 56.828,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51555,
    "c": 0.16462,
    "h": 15.6
  },
  "luminance": 0.12117
}

Semantic roles & 50–950 ramp

primary

#B23147

secondary

#79C5B8

accent

#E0C648

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B23147

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

Preview Lab → · Contrast checker → · Palette generator →