#B43829#B43829

#B43829 is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.1% C 0.163 H 30.3°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#B43829
RGB	rgb(180, 56, 41)
HSL	hsl(6, 63%, 43%)
HSV	hsv(6, 77%, 71%)
CMYK	cmyk(0%, 68.9%, 77.2%, 29.4%)
CIE-LAB	lab(42.30, 49.24, 37.16)
CIE-LCH	lch(42.30, 61.69, 37.04°)
OKLab	oklab(52.14% 0.1406 0.082)
OKLCH	oklch(52.14% 0.163 30.3)
XYZ	xyz(20.6391, 12.6948, 3.4610)
Luminance	0.1269 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43829 #29A5B4

analogous

#B4295F #B43829 #B47D29

triadic

#B43829 #29B438 #3829B4

tetradic

#B43829 #5FB429 #29A5B4 #7D29B4

square

#B43829 #5FB429 #29A5B4 #7D29B4

split-complementary

#B43829 #29B47D #295FB4

monochromatic

#501912 #82281E #B43829 #D55545 #E08377

Accessibility & contrast

On white

5.93

#B43829 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B43829 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43829

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43829	#FFFFFF	#000000	##FFFFFF
##B43829	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5326

Deuteranopia (green-blind)

#7B6E24

Tritanopia (blue-blind)

#C60E35

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b43829;
/* rgb */ color: rgb(180, 56, 41);
/* oklch */ color: oklch(52.1% 0.163 30.3);

Tailwind

colors: {
  custom: {
    50: '#d37664',
    500: '#b43829',
    950: '#000000',
  },
}

SCSS

$custom: #b43829;
$custom-light: #d37664;
$custom-dark: #000000;

JSON

{
  "hex": "#b43829",
  "rgb": {
    "r": 180,
    "g": 56,
    "b": 41
  },
  "hsl": {
    "h": 6.475,
    "s": 62.896,
    "l": 43.333
  },
  "oklch": {
    "l": 0.52143,
    "c": 0.16277,
    "h": 30.3
  },
  "luminance": 0.12692
}

Semantic roles & 50–950 ramp

primary

#B43829

secondary

#71BEC8

accent

#D4E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B43829

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

Preview Lab → · Contrast checker → · Palette generator →