#B23747#B23747

#B23747 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.2% C 0.158 H 17.2°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#B23747
RGB	rgb(178, 55, 71)
HSL	hsl(352, 53%, 46%)
HSV	hsv(352, 69%, 70%)
CMYK	cmyk(0%, 69.1%, 60.1%, 30.2%)
CIE-LAB	lab(42.24, 50.59, 19.15)
CIE-LCH	lch(42.24, 54.10, 20.73°)
OKLab	oklab(52.18% 0.1512 0.0468)
OKLCH	oklch(52.18% 0.158 17.2)
XYZ	xyz(20.8656, 12.6552, 7.3040)
Luminance	0.1265 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23747 #37B2A2

analogous

#B23784 #B23747 #B26437

triadic

#B23747 #47B237 #3747B2

tetradic

#B23747 #84B237 #37B2A2 #6437B2

square

#B23747 #84B237 #37B2A2 #6437B2

split-complementary

#B23747 #37B264 #3784B2

monochromatic

#541A22 #832934 #B23747 #CC5A69 #DB8994

Accessibility & contrast

On white

5.95

#B23747 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#B23747 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23747

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23747	#FFFFFF	#000000	##FFFFFF
##B23747	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575347

Deuteranopia (green-blind)

#766D44

Tritanopia (blue-blind)

#C3193E

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b23747;
/* rgb */ color: rgb(178, 55, 71);
/* oklch */ color: oklch(52.2% 0.158 17.2);

Tailwind

colors: {
  custom: {
    50: '#cf767a',
    500: '#b23747',
    950: '#000000',
  },
}

SCSS

$custom: #b23747;
$custom-light: #cf767a;
$custom-dark: #000000;

JSON

{
  "hex": "#b23747",
  "rgb": {
    "r": 178,
    "g": 55,
    "b": 71
  },
  "hsl": {
    "h": 352.195,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52175,
    "c": 0.1583,
    "h": 17.2
  },
  "luminance": 0.12652
}

Semantic roles & 50–950 ramp

primary

#B23747

secondary

#80C5BC

accent

#DCC94C

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B23747

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

Preview Lab → · Contrast checker → · Palette generator →