#B63034#B63034

#B63034 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.8% C 0.171 H 24.0°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B63034
RGB	rgb(182, 48, 52)
HSL	hsl(358, 58%, 45%)
HSV	hsv(358, 74%, 71%)
CMYK	cmyk(0%, 73.6%, 71.4%, 28.6%)
CIE-LAB	lab(41.70, 53.40, 30.24)
CIE-LCH	lch(41.70, 61.37, 29.52°)
OKLab	oklab(51.81% 0.1558 0.0694)
OKLCH	oklch(51.81% 0.171 24)
XYZ	xyz(20.9705, 12.3101, 4.5200)
Luminance	0.1231 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63034 #30B6B2

analogous

#B63077 #B63034 #B66F30

triadic

#B63034 #34B630 #3034B6

tetradic

#B63034 #77B630 #30B6B2 #6F30B6

square

#B63034 #77B630 #30B6B2 #6F30B6

split-complementary

#B63034 #30B66F #3077B6

monochromatic

#551618 #862326 #B63034 #D15256 #DE8285

Accessibility & contrast

On white

6.07

#B63034 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B63034 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63034

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63034	#FFFFFF	#000000	##FFFFFF
##B63034	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575033

Deuteranopia (green-blind)

#786D30

Tritanopia (blue-blind)

#C80033

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b63034;
/* rgb */ color: rgb(182, 48, 52);
/* oklch */ color: oklch(51.8% 0.171 24.0);

Tailwind

colors: {
  custom: {
    50: '#d4736b',
    500: '#b63034',
    950: '#000000',
  },
}

SCSS

$custom: #b63034;
$custom-light: #d4736b;
$custom-dark: #000000;

JSON

{
  "hex": "#b63034",
  "rgb": {
    "r": 182,
    "g": 48,
    "b": 52
  },
  "hsl": {
    "h": 358.209,
    "s": 58.261,
    "l": 45.098
  },
  "oklch": {
    "l": 0.5181,
    "c": 0.17054,
    "h": 24
  },
  "luminance": 0.12307
}

Semantic roles & 50–950 ramp

primary

#B63034

secondary

#7BC7C5

accent

#E1DD46

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B63034

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

Preview Lab → · Contrast checker → · Palette generator →