#B53635#B53635

#B53635 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.3% C 0.164 H 25.2°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#B53635
RGB	rgb(181, 54, 53)
HSL	hsl(0, 55%, 46%)
HSV	hsv(0, 71%, 71%)
CMYK	cmyk(0%, 70.2%, 70.7%, 29%)
CIE-LAB	lab(42.34, 50.90, 30.35)
CIE-LCH	lch(42.34, 59.26, 30.81°)
OKLab	oklab(52.26% 0.1482 0.0698)
OKLCH	oklch(52.26% 0.164 25.2)
XYZ	xyz(21.0201, 12.7222, 4.7163)
Luminance	0.1272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B53635 #35B4B5

analogous

#B53574 #B53635 #B57635

triadic

#B53635 #35B536 #3635B5

tetradic

#B53635 #74B535 #35B4B5 #7635B5

square

#B53635 #74B535 #35B4B5 #7635B5

split-complementary

#B53635 #35B576 #3574B5

monochromatic

#561A19 #862827 #B53635 #CE5A59 #DC8988

Accessibility & contrast

On white

5.93

#B53635 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B53635 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B53635

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B53635	#FFFFFF	#000000	##FFFFFF
##B53635	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5334

Deuteranopia (green-blind)

#7A6E31

Tritanopia (blue-blind)

#C70B37

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b53635;
/* rgb */ color: rgb(181, 54, 53);
/* oklch */ color: oklch(52.3% 0.164 25.2);

Tailwind

colors: {
  custom: {
    50: '#d3756c',
    500: '#b53635',
    950: '#000000',
  },
}

SCSS

$custom: #b53635;
$custom-light: #d3756c;
$custom-dark: #000000;

JSON

{
  "hex": "#b53635",
  "rgb": {
    "r": 181,
    "g": 54,
    "b": 53
  },
  "hsl": {
    "h": 0.469,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52256,
    "c": 0.16382,
    "h": 25.2
  },
  "luminance": 0.12719
}

Semantic roles & 50–950 ramp

primary

#B53635

secondary

#80C6C6

accent

#DDDE4A

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B53635

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

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