#B63635#B63635

#B63635 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.4% C 0.165 H 25.3°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#B63635
RGB	rgb(182, 54, 53)
HSL	hsl(0, 55%, 46%)
HSV	hsv(0, 71%, 71%)
CMYK	cmyk(0%, 70.3%, 70.9%, 28.6%)
CIE-LAB	lab(42.53, 51.22, 30.61)
CIE-LCH	lch(42.53, 59.67, 30.87°)
OKLab	oklab(52.43% 0.1491 0.0704)
OKLCH	oklch(52.43% 0.165 25.3)
XYZ	xyz(21.2555, 12.8436, 4.7273)
Luminance	0.1284 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63635 #35B5B6

analogous

#B63574 #B63635 #B67635

triadic

#B63635 #35B636 #3635B6

tetradic

#B63635 #74B635 #35B5B6 #7635B6

square

#B63635 #74B635 #35B5B6 #7635B6

split-complementary

#B63635 #35B676 #3574B6

monochromatic

#571A19 #872827 #B63635 #CF5A59 #DD8989

Accessibility & contrast

On white

5.89

#B63635 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#B63635 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63635

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63635	#FFFFFF	#000000	##FFFFFF
##B63635	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5334

Deuteranopia (green-blind)

#7A6F31

Tritanopia (blue-blind)

#C80A37

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b63635;
/* rgb */ color: rgb(182, 54, 53);
/* oklch */ color: oklch(52.4% 0.165 25.3);

Tailwind

colors: {
  custom: {
    50: '#d4756c',
    500: '#b63635',
    950: '#000000',
  },
}

SCSS

$custom: #b63635;
$custom-light: #d4756c;
$custom-dark: #000000;

JSON

{
  "hex": "#b63635",
  "rgb": {
    "r": 182,
    "g": 54,
    "b": 53
  },
  "hsl": {
    "h": 0.465,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52428,
    "c": 0.16487,
    "h": 25.3
  },
  "luminance": 0.1284
}

Semantic roles & 50–950 ramp

primary

#B63635

secondary

#80C6C7

accent

#DDDE4A

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B63635

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

Preview Lab → · Contrast checker → · Palette generator →