#B63534#B63534

#B63534 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.3% C 0.166 H 25.4°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B63534
RGB	rgb(182, 53, 52)
HSL	hsl(0, 56%, 46%)
HSV	hsv(0, 71%, 71%)
CMYK	cmyk(0%, 70.9%, 71.4%, 28.6%)
CIE-LAB	lab(42.37, 51.56, 31.03)
CIE-LCH	lch(42.37, 60.17, 31.04°)
OKLab	oklab(52.31% 0.15 0.0711)
OKLCH	oklch(52.31% 0.166 25.4)
XYZ	xyz(21.1867, 12.7424, 4.5921)
Luminance	0.1274 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63534 #34B5B6

analogous

#B63474 #B63534 #B67634

triadic

#B63534 #34B635 #3534B6

tetradic

#B63534 #74B634 #34B5B6 #7634B6

square

#B63534 #74B634 #34B5B6 #7634B6

split-complementary

#B63534 #34B676 #3474B6

monochromatic

#571919 #862726 #B63534 #CF5958 #DD8888

Accessibility & contrast

On white

5.92

#B63534 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B63534 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63534

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63534	#FFFFFF	#000000	##FFFFFF
##B63534	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5233

Deuteranopia (green-blind)

#7A6E30

Tritanopia (blue-blind)

#C80536

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b63534;
/* rgb */ color: rgb(182, 53, 52);
/* oklch */ color: oklch(52.3% 0.166 25.4);

Tailwind

colors: {
  custom: {
    50: '#d4756b',
    500: '#b63534',
    950: '#000000',
  },
}

SCSS

$custom: #b63534;
$custom-light: #d4756b;
$custom-dark: #000000;

JSON

{
  "hex": "#b63534",
  "rgb": {
    "r": 182,
    "g": 53,
    "b": 52
  },
  "hsl": {
    "h": 0.462,
    "s": 55.556,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52308,
    "c": 0.16595,
    "h": 25.4
  },
  "luminance": 0.12739
}

Semantic roles & 50–950 ramp

primary

#B63534

secondary

#7FC6C7

accent

#DEDF49

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B63534

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

Preview Lab → · Contrast checker → · Palette generator →