#B12833#B12833

#B12833 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.2% C 0.172 H 22.2°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#B12833
RGB	rgb(177, 40, 51)
HSL	hsl(355, 63%, 43%)
HSV	hsv(355, 77%, 69%)
CMYK	cmyk(0%, 77.4%, 71.2%, 30.6%)
CIE-LAB	lab(39.76, 54.50, 28.30)
CIE-LCH	lch(39.76, 61.41, 27.44°)
OKLab	oklab(50.19% 0.1597 0.0651)
OKLCH	oklch(50.19% 0.173 22.2)
XYZ	xyz(19.4900, 11.1067, 4.2489)
Luminance	0.1110 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12833 #28B1A6

analogous

#B12878 #B12833 #B16128

triadic

#B12833 #33B128 #2833B1

tetradic

#B12833 #78B128 #28B1A6 #6128B1

square

#B12833 #78B128 #28B1A6 #6128B1

split-complementary

#B12833 #28B161 #2878B1

monochromatic

#4D1116 #7F1D25 #B12833 #D4424E #E0747C

Accessibility & contrast

On white

6.52

#B12833 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B12833 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12833

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12833	#FFFFFF	#000000	##FFFFFF
##B12833	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B32

Deuteranopia (green-blind)

#73682E

Tritanopia (blue-blind)

#C3002E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12833;
/* rgb */ color: rgb(177, 40, 51);
/* oklch */ color: oklch(50.2% 0.172 22.2);

Tailwind

colors: {
  custom: {
    50: '#d16e6a',
    500: '#b12833',
    950: '#000000',
  },
}

SCSS

$custom: #b12833;
$custom-light: #d16e6a;
$custom-dark: #000000;

JSON

{
  "hex": "#b12833",
  "rgb": {
    "r": 177,
    "g": 40,
    "b": 51
  },
  "hsl": {
    "h": 355.182,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50185,
    "c": 0.1725,
    "h": 22.2
  },
  "luminance": 0.11104
}

Semantic roles & 50–950 ramp

primary

#B12833

secondary

#6EC7C0

accent

#E6D942

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B12833

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

Preview Lab → · Contrast checker → · Palette generator →