#B43328#B43328

#B43328 is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.167 H 29.0°. Best body text is #FFFFFF at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#B43328
RGB	rgb(180, 51, 40)
HSL	hsl(5, 64%, 43%)
HSV	hsv(5, 78%, 71%)
CMYK	cmyk(0%, 71.7%, 77.8%, 29.4%)
CIE-LAB	lab(41.58, 51.16, 36.95)
CIE-LCH	lch(41.58, 63.11, 35.84°)
OKLab	oklab(51.6% 0.1464 0.0813)
OKLCH	oklch(51.6% 0.167 29)
XYZ	xyz(20.3916, 12.2273, 3.2935)
Luminance	0.1222 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43328 #28A9B4

analogous

#B42863 #B43328 #B47928

triadic

#B43328 #28B433 #3328B4

tetradic

#B43328 #63B428 #28A9B4 #7928B4

square

#B43328 #63B428 #28A9B4 #7928B4

split-complementary

#B43328 #28B479 #2863B4

monochromatic

#501712 #82251D #B43328 #D54F44 #E17E76

Accessibility & contrast

On white

6.10

#B43328 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.44

#B43328 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43328

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43328	#FFFFFF	#000000	##FFFFFF
##B43328	1.00	6.10	3.44	6.10
#FFFFFF	6.10	1.00	21.00	1.00
#000000	3.44	21.00	1.00	21.00
##FFFFFF	6.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595026

Deuteranopia (green-blind)

#796C23

Tritanopia (blue-blind)

#C60032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b43328;
/* rgb */ color: rgb(180, 51, 40);
/* oklch */ color: oklch(51.6% 0.167 29.0);

Tailwind

colors: {
  custom: {
    50: '#d37363',
    500: '#b43328',
    950: '#000000',
  },
}

SCSS

$custom: #b43328;
$custom-light: #d37363;
$custom-dark: #000000;

JSON

{
  "hex": "#b43328",
  "rgb": {
    "r": 180,
    "g": 51,
    "b": 40
  },
  "hsl": {
    "h": 4.714,
    "s": 63.636,
    "l": 43.137
  },
  "oklch": {
    "l": 0.51597,
    "c": 0.16745,
    "h": 29
  },
  "luminance": 0.12224
}

Semantic roles & 50–950 ramp

primary

#B43328

secondary

#70C1C8

accent

#DAE741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B43328

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

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