#B63227#B63227

#B63227 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.171 H 29.1°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#B63227
RGB	rgb(182, 50, 39)
HSL	hsl(5, 65%, 43%)
HSV	hsv(5, 79%, 71%)
CMYK	cmyk(0%, 72.5%, 78.6%, 28.6%)
CIE-LAB	lab(41.81, 52.14, 37.87)
CIE-LCH	lch(41.81, 64.44, 35.99°)
OKLab	oklab(51.84% 0.1491 0.0828)
OKLCH	oklch(51.84% 0.171 29.1)
XYZ	xyz(20.8006, 12.3760, 3.2126)
Luminance	0.1237 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63227 #27ABB6

analogous

#B62764 #B63227 #B67927

triadic

#B63227 #27B632 #3227B6

tetradic

#B63227 #64B627 #27ABB6 #7927B6

square

#B63227 #64B627 #27ABB6 #7927B6

split-complementary

#B63227 #27B679 #2764B6

monochromatic

#511611 #84241C #B63227 #D74F43 #E27E76

Accessibility & contrast

On white

6.04

#B63227 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#B63227 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63227

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63227	#FFFFFF	#000000	##FFFFFF
##B63227	1.00	6.04	3.47	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595024

Deuteranopia (green-blind)

#7A6D21

Tritanopia (blue-blind)

#C90031

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b63227;
/* rgb */ color: rgb(182, 50, 39);
/* oklch */ color: oklch(51.8% 0.171 29.1);

Tailwind

colors: {
  custom: {
    50: '#d57362',
    500: '#b63227',
    950: '#000000',
  },
}

SCSS

$custom: #b63227;
$custom-light: #d57362;
$custom-dark: #000000;

JSON

{
  "hex": "#b63227",
  "rgb": {
    "r": 182,
    "g": 50,
    "b": 39
  },
  "hsl": {
    "h": 4.615,
    "s": 64.706,
    "l": 43.333
  },
  "oklch": {
    "l": 0.51836,
    "c": 0.17052,
    "h": 29.1
  },
  "luminance": 0.12373
}

Semantic roles & 50–950 ramp

primary

#B63227

secondary

#70C2C9

accent

#DBE840

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B63227

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

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