#B23429#B23429

#B23429 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.164 H 29.0°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#B23429
RGB	rgb(178, 52, 41)
HSL	hsl(5, 63%, 43%)
HSV	hsv(5, 77%, 70%)
CMYK	cmyk(0%, 70.8%, 77%, 30.2%)
CIE-LAB	lab(41.35, 50.15, 36.04)
CIE-LCH	lch(41.35, 61.76, 35.70°)
OKLab	oklab(51.36% 0.1437 0.0797)
OKLCH	oklch(51.36% 0.164 29)
XYZ	xyz(19.9906, 12.0841, 3.3772)
Luminance	0.1208 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B23429 #29A7B2

analogous

#B22962 #B23429 #B27929

triadic

#B23429 #29B234 #3429B2

tetradic

#B23429 #62B229 #29A7B2 #7929B2

square

#B23429 #62B229 #29A7B2 #7929B2

split-complementary

#B23429 #29B279 #2962B2

monochromatic

#4F1712 #80251E #B23429 #D45044 #DF7E76

Accessibility & contrast

On white

6.15

#B23429 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B23429 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B23429

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B23429	#FFFFFF	#000000	##FFFFFF
##B23429	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595027

Deuteranopia (green-blind)

#786C24

Tritanopia (blue-blind)

#C40133

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b23429;
/* rgb */ color: rgb(178, 52, 41);
/* oklch */ color: oklch(51.4% 0.164 29.0);

Tailwind

colors: {
  custom: {
    50: '#d27464',
    500: '#b23429',
    950: '#000000',
  },
}

SCSS

$custom: #b23429;
$custom-light: #d27464;
$custom-dark: #000000;

JSON

{
  "hex": "#b23429",
  "rgb": {
    "r": 178,
    "g": 52,
    "b": 41
  },
  "hsl": {
    "h": 4.818,
    "s": 62.557,
    "l": 42.941
  },
  "oklch": {
    "l": 0.51363,
    "c": 0.16432,
    "h": 29
  },
  "luminance": 0.12081
}

Semantic roles & 50–950 ramp

primary

#B23429

secondary

#70C0C7

accent

#D8E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B23429

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

Preview Lab → · Contrast checker → · Palette generator →