#B43129#B43129

#B43129 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.4% C 0.169 H 28.1°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#B43129
RGB	rgb(180, 49, 41)
HSL	hsl(3, 63%, 43%)
HSV	hsv(3, 77%, 71%)
CMYK	cmyk(0%, 72.8%, 77.2%, 29.4%)
CIE-LAB	lab(41.32, 51.94, 36.12)
CIE-LCH	lch(41.32, 63.26, 34.81°)
OKLab	oklab(51.41% 0.1491 0.0798)
OKLCH	oklch(51.41% 0.169 28.1)
XYZ	xyz(20.3233, 12.0631, 3.3557)
Luminance	0.1206 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43129 #29ACB4

analogous

#B42966 #B43129 #B47629

triadic

#B43129 #29B431 #3129B4

tetradic

#B43129 #66B429 #29ACB4 #7629B4

square

#B43129 #66B429 #29ACB4 #7629B4

split-complementary

#B43129 #29B476 #2966B4

monochromatic

#501612 #82231E #B43129 #D54E45 #E07D77

Accessibility & contrast

On white

6.15

#B43129 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#B43129 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43129

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43129	#FFFFFF	#000000	##FFFFFF
##B43129	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F27

Deuteranopia (green-blind)

#786C24

Tritanopia (blue-blind)

#C60031

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b43129;
/* rgb */ color: rgb(180, 49, 41);
/* oklch */ color: oklch(51.4% 0.169 28.1);

Tailwind

colors: {
  custom: {
    50: '#d37363',
    500: '#b43129',
    950: '#000000',
  },
}

SCSS

$custom: #b43129;
$custom-light: #d37363;
$custom-dark: #000000;

JSON

{
  "hex": "#b43129",
  "rgb": {
    "r": 180,
    "g": 49,
    "b": 41
  },
  "hsl": {
    "h": 3.453,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.51407,
    "c": 0.16905,
    "h": 28.1
  },
  "luminance": 0.1206
}

Semantic roles & 50–950 ramp

primary

#B43129

secondary

#71C3C8

accent

#DDE642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B43129

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

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