#B43227#B43227

#B43227 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.168 H 29.1°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#B43227
RGB	rgb(180, 50, 39)
HSL	hsl(5, 64%, 43%)
HSV	hsv(5, 78%, 71%)
CMYK	cmyk(0%, 72.2%, 78.3%, 29.4%)
CIE-LAB	lab(41.43, 51.49, 37.35)
CIE-LCH	lch(41.43, 63.62, 35.96°)
OKLab	oklab(51.48% 0.1473 0.0819)
OKLCH	oklch(51.48% 0.168 29.1)
XYZ	xyz(20.3316, 12.1341, 3.1906)
Luminance	0.1213 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43227 #27A9B4

analogous

#B42762 #B43227 #B47827

triadic

#B43227 #27B432 #3227B4

tetradic

#B43227 #62B427 #27A9B4 #7827B4

square

#B43227 #62B427 #27A9B4 #7827B4

split-complementary

#B43227 #27B478 #2762B4

monochromatic

#4F1611 #82241C #B43227 #D64E42 #E17D74

Accessibility & contrast

On white

6.13

#B43227 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#B43227 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43227

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43227	#FFFFFF	#000000	##FFFFFF
##B43227	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595024

Deuteranopia (green-blind)

#796C22

Tritanopia (blue-blind)

#C60031

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b43227;
/* rgb */ color: rgb(180, 50, 39);
/* oklch */ color: oklch(51.5% 0.168 29.1);

Tailwind

colors: {
  custom: {
    50: '#d37362',
    500: '#b43227',
    950: '#000000',
  },
}

SCSS

$custom: #b43227;
$custom-light: #d37362;
$custom-dark: #000000;

JSON

{
  "hex": "#b43227",
  "rgb": {
    "r": 180,
    "g": 50,
    "b": 39
  },
  "hsl": {
    "h": 4.681,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.51484,
    "c": 0.16849,
    "h": 29.1
  },
  "luminance": 0.12131
}

Semantic roles & 50–950 ramp

primary

#B43227

secondary

#6FC1C8

accent

#DAE740

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B43227

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

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