#B63542#B63542

#B63542 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.165 H 19.4°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#B63542
RGB	rgb(182, 53, 66)
HSL	hsl(354, 55%, 46%)
HSV	hsv(354, 71%, 71%)
CMYK	cmyk(0%, 70.9%, 63.7%, 28.6%)
CIE-LAB	lab(42.59, 52.33, 22.83)
CIE-LCH	lch(42.59, 57.09, 23.57°)
OKLab	oklab(52.54% 0.1553 0.0548)
OKLCH	oklch(52.54% 0.165 19.4)
XYZ	xyz(21.5501, 12.8877, 6.5060)
Luminance	0.1288 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63542 #35B6A9

analogous

#B63582 #B63542 #B66835

triadic

#B63542 #42B635 #3542B6

tetradic

#B63542 #82B635 #35B6A9 #6835B6

square

#B63542 #82B635 #35B6A9 #6835B6

split-complementary

#B63542 #35B668 #3582B6

monochromatic

#571920 #872731 #B63542 #CF5965 #DD8991

Accessibility & contrast

On white

5.87

#B63542 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#B63542 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63542

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63542	#FFFFFF	#000000	##FFFFFF
##B63542	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585342

Deuteranopia (green-blind)

#796F3E

Tritanopia (blue-blind)

#C80E3B

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b63542;
/* rgb */ color: rgb(182, 53, 66);
/* oklch */ color: oklch(52.5% 0.165 19.4);

Tailwind

colors: {
  custom: {
    50: '#d37576',
    500: '#b63542',
    950: '#000000',
  },
}

SCSS

$custom: #b63542;
$custom-light: #d37576;
$custom-dark: #000000;

JSON

{
  "hex": "#b63542",
  "rgb": {
    "r": 182,
    "g": 53,
    "b": 66
  },
  "hsl": {
    "h": 353.953,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52544,
    "c": 0.16468,
    "h": 19.4
  },
  "luminance": 0.12885
}

Semantic roles & 50–950 ramp

primary

#B63542

secondary

#80C7C0

accent

#DECF4A

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #B63542

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

Preview Lab → · Contrast checker → · Palette generator →