#B23751#B23751

#B23751 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.159 H 12.1°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#B23751
RGB	rgb(178, 55, 81)
HSL	hsl(347, 53%, 46%)
HSV	hsv(347, 69%, 70%)
CMYK	cmyk(0%, 69.1%, 54.5%, 30.2%)
CIE-LAB	lab(42.45, 51.34, 13.22)
CIE-LCH	lch(42.45, 53.02, 14.44°)
OKLab	oklab(52.4% 0.1552 0.0333)
OKLCH	oklch(52.4% 0.159 12.1)
XYZ	xyz(21.2134, 12.7943, 9.1355)
Luminance	0.1279 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23751 #37B298

analogous

#B2378E #B23751 #B25A37

triadic

#B23751 #51B237 #3751B2

tetradic

#B23751 #8EB237 #37B298 #5A37B2

square

#B23751 #8EB237 #37B298 #5A37B2

split-complementary

#B23751 #37B25A #378EB2

monochromatic

#541A26 #83293C #B23751 #CC5A72 #DB899A

Accessibility & contrast

On white

5.90

#B23751 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B23751 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23751

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23751	#FFFFFF	#000000	##FFFFFF
##B23751	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555451

Deuteranopia (green-blind)

#756D4E

Tritanopia (blue-blind)

#C21E41

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b23751;
/* rgb */ color: rgb(178, 55, 81);
/* oklch */ color: oklch(52.4% 0.159 12.1);

Tailwind

colors: {
  custom: {
    50: '#cf7681',
    500: '#b23751',
    950: '#000000',
  },
}

SCSS

$custom: #b23751;
$custom-light: #cf7681;
$custom-dark: #000000;

JSON

{
  "hex": "#b23751",
  "rgb": {
    "r": 178,
    "g": 55,
    "b": 81
  },
  "hsl": {
    "h": 347.317,
    "s": 52.79,
    "l": 45.686
  },
  "oklch": {
    "l": 0.52403,
    "c": 0.15874,
    "h": 12.1
  },
  "luminance": 0.12791
}

Semantic roles & 50–950 ramp

primary

#B23751

secondary

#80C5B6

accent

#DCBE4C

background

#FDF7F7

surface

#FAEDEE

border

#D3C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B23751

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

Preview Lab → · Contrast checker → · Palette generator →