#B63829#B63829

#B63829 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.5% C 0.165 H 30.2°. Best body text is #FFFFFF at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#B63829
RGB	rgb(182, 56, 41)
HSL	hsl(6, 63%, 44%)
HSV	hsv(6, 77%, 71%)
CMYK	cmyk(0%, 69.2%, 77.5%, 28.6%)
CIE-LAB	lab(42.67, 49.91, 37.66)
CIE-LCH	lch(42.67, 62.53, 37.04°)
OKLab	oklab(52.49% 0.1425 0.083)
OKLCH	oklch(52.49% 0.165 30.2)
XYZ	xyz(21.1082, 12.9367, 3.4830)
Luminance	0.1293 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63829 #29A7B6

analogous

#B62960 #B63829 #B67E29

triadic

#B63829 #29B638 #3829B6

tetradic

#B63829 #60B629 #29A7B6 #7E29B6

square

#B63829 #60B629 #29A7B6 #7E29B6

split-complementary

#B63829 #29B67E #2960B6

monochromatic

#521912 #84291E #B63829 #D55647 #E18479

Accessibility & contrast

On white

5.85

#B63829 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B63829 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63829

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63829	#FFFFFF	#000000	##FFFFFF
##B63829	1.00	5.85	3.59	5.85
#FFFFFF	5.85	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5326

Deuteranopia (green-blind)

#7C6F24

Tritanopia (blue-blind)

#C80B36

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b63829;
/* rgb */ color: rgb(182, 56, 41);
/* oklch */ color: oklch(52.5% 0.165 30.2);

Tailwind

colors: {
  custom: {
    50: '#d47664',
    500: '#b63829',
    950: '#000000',
  },
}

SCSS

$custom: #b63829;
$custom-light: #d47664;
$custom-dark: #000000;

JSON

{
  "hex": "#b63829",
  "rgb": {
    "r": 182,
    "g": 56,
    "b": 41
  },
  "hsl": {
    "h": 6.383,
    "s": 63.229,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52486,
    "c": 0.16488,
    "h": 30.2
  },
  "luminance": 0.12934
}

Semantic roles & 50–950 ramp

primary

#B63829

secondary

#72BFC9

accent

#D5E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B63829

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

Preview Lab → · Contrast checker → · Palette generator →