#B53629#B53629

#B53629 is a mid, vivid red. Relative luminance 0.126; OKLCH L 52.1% C 0.166 H 29.6°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#B53629
RGB	rgb(181, 54, 41)
HSL	hsl(6, 63%, 44%)
HSV	hsv(6, 77%, 71%)
CMYK	cmyk(0%, 70.2%, 77.3%, 29%)
CIE-LAB	lab(42.19, 50.37, 37.11)
CIE-LCH	lch(42.19, 62.56, 36.38°)
OKLab	oklab(52.1% 0.144 0.0818)
OKLCH	oklch(52.1% 0.166 29.6)
XYZ	xyz(20.7778, 12.6253, 3.4403)
Luminance	0.1262 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53629 #29A8B5

analogous

#B52962 #B53629 #B57C29

triadic

#B53629 #29B536 #3629B5

tetradic

#B53629 #62B529 #29A8B5 #7C29B5

square

#B53629 #62B529 #29A8B5 #7C29B5

split-complementary

#B53629 #29B57C #2962B5

monochromatic

#511812 #83271E #B53629 #D55346 #E08278

Accessibility & contrast

On white

5.96

#B53629 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#B53629 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53629

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53629	#FFFFFF	#000000	##FFFFFF
##B53629	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5226

Deuteranopia (green-blind)

#7B6E24

Tritanopia (blue-blind)

#C70534

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b53629;
/* rgb */ color: rgb(181, 54, 41);
/* oklch */ color: oklch(52.1% 0.166 29.6);

Tailwind

colors: {
  custom: {
    50: '#d47564',
    500: '#b53629',
    950: '#000000',
  },
}

SCSS

$custom: #b53629;
$custom-light: #d47564;
$custom-dark: #000000;

JSON

{
  "hex": "#b53629",
  "rgb": {
    "r": 181,
    "g": 54,
    "b": 41
  },
  "hsl": {
    "h": 5.571,
    "s": 63.063,
    "l": 43.529
  },
  "oklch": {
    "l": 0.52097,
    "c": 0.16565,
    "h": 29.6
  },
  "luminance": 0.12622
}

Semantic roles & 50–950 ramp

primary

#B53629

secondary

#72C0C8

accent

#D7E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B53629

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

Preview Lab → · Contrast checker → · Palette generator →