#B63746#B63746

#B63746 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.163 H 18.1°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#B63746
RGB	rgb(182, 55, 70)
HSL	hsl(353, 54%, 46%)
HSV	hsv(353, 70%, 71%)
CMYK	cmyk(0%, 69.8%, 61.5%, 28.6%)
CIE-LAB	lab(42.95, 51.81, 20.83)
CIE-LCH	lch(42.95, 55.85, 21.90°)
OKLab	oklab(52.83% 0.1544 0.0505)
OKLCH	oklch(52.83% 0.163 18.1)
XYZ	xyz(21.7652, 13.1227, 7.1800)
Luminance	0.1312 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63746 #37B6A7

analogous

#B63786 #B63746 #B66837

triadic

#B63746 #46B637 #3746B6

tetradic

#B63746 #86B637 #37B6A7 #6837B6

square

#B63746 #86B637 #37B6A7 #6837B6

split-complementary

#B63746 #37B668 #3786B6

monochromatic

#581B22 #872934 #B63746 #CE5C6A #DC8B95

Accessibility & contrast

On white

5.79

#B63746 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#B63746 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63746

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63746	#FFFFFF	#000000	##FFFFFF
##B63746	1.00	5.79	3.62	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595446

Deuteranopia (green-blind)

#796F43

Tritanopia (blue-blind)

#C7163D

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b63746;
/* rgb */ color: rgb(182, 55, 70);
/* oklch */ color: oklch(52.8% 0.163 18.1);

Tailwind

colors: {
  custom: {
    50: '#d37679',
    500: '#b63746',
    950: '#000000',
  },
}

SCSS

$custom: #b63746;
$custom-light: #d37679;
$custom-dark: #000000;

JSON

{
  "hex": "#b63746",
  "rgb": {
    "r": 182,
    "g": 55,
    "b": 70
  },
  "hsl": {
    "h": 352.913,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52832,
    "c": 0.1625,
    "h": 18.1
  },
  "luminance": 0.1312
}

Semantic roles & 50–950 ramp

primary

#B63746

secondary

#82C6BE

accent

#DDCC4B

background

#FDF7F7

surface

#FBEDED

border

#D4C8C8

text

#150909

muted

#837B7B

Preview Lab

Preview with #B63746

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

Preview Lab → · Contrast checker → · Palette generator →