#B23B4F#B23B4F

#B23B4F is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.8% C 0.154 H 14.3°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#B23B4F
RGB	rgb(178, 59, 79)
HSL	hsl(350, 50%, 46%)
HSV	hsv(350, 67%, 70%)
CMYK	cmyk(0%, 66.9%, 55.6%, 30.2%)
CIE-LAB	lab(43.00, 49.55, 15.22)
CIE-LCH	lch(43.00, 51.84, 17.07°)
OKLab	oklab(52.8% 0.1492 0.038)
OKLCH	oklch(52.8% 0.154 14.3)
XYZ	xyz(21.3373, 13.1603, 8.8122)
Luminance	0.1316 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23B4F #3BB29E

analogous

#B23B8B #B23B4F #B2633B

triadic

#B23B4F #4FB23B #3B4FB2

tetradic

#B23B4F #8BB23B #3BB29E #633BB2

square

#B23B4F #8BB23B #3BB29E #633BB2

split-complementary

#B23B4F #3BB263 #3B8BB2

monochromatic

#561D26 #842C3B #B23B4F #CA6072 #DA8E9B

Accessibility & contrast

On white

5.78

#B23B4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B23B4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23B4F

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23B4F	#FFFFFF	#000000	##FFFFFF
##B23B4F	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58564F

Deuteranopia (green-blind)

#776F4C

Tritanopia (blue-blind)

#C22443

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b23b4f;
/* rgb */ color: rgb(178, 59, 79);
/* oklch */ color: oklch(52.8% 0.154 14.3);

Tailwind

colors: {
  custom: {
    50: '#cf7880',
    500: '#b23b4f',
    950: '#000000',
  },
}

SCSS

$custom: #b23b4f;
$custom-light: #cf7880;
$custom-dark: #000000;

JSON

{
  "hex": "#b23b4f",
  "rgb": {
    "r": 178,
    "g": 59,
    "b": 79
  },
  "hsl": {
    "h": 349.916,
    "s": 50.211,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52799,
    "c": 0.15397,
    "h": 14.3
  },
  "luminance": 0.13157
}

Semantic roles & 50–950 ramp

primary

#B23B4F

secondary

#85C4BA

accent

#DAC24E

background

#FDF7F7

surface

#FAEEEE

border

#D3C9C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B23B4F

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

Preview Lab → · Contrast checker → · Palette generator →