#B12838#B12838

#B12838 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.3% C 0.172 H 20.2°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#B12838
RGB	rgb(177, 40, 56)
HSL	hsl(353, 63%, 43%)
HSV	hsv(353, 77%, 69%)
CMYK	cmyk(0%, 77.4%, 68.4%, 30.6%)
CIE-LAB	lab(39.84, 54.75, 25.32)
CIE-LCH	lch(39.84, 60.32, 24.82°)
OKLab	oklab(50.27% 0.1616 0.0594)
OKLCH	oklch(50.27% 0.172 20.2)
XYZ	xyz(19.6062, 11.1532, 4.8610)
Luminance	0.1115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12838 #28B1A1

analogous

#B1287C #B12838 #B15D28

triadic

#B12838 #38B128 #2838B1

tetradic

#B12838 #7CB128 #28B1A1 #5D28B1

square

#B12838 #7CB128 #28B1A1 #5D28B1

split-complementary

#B12838 #28B15D #287CB1

monochromatic

#4D1118 #7F1D28 #B12838 #D44253 #E07480

Accessibility & contrast

On white

6.50

#B12838 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#B12838 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12838

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12838	#FFFFFF	#000000	##FFFFFF
##B12838	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504B38

Deuteranopia (green-blind)

#736834

Tritanopia (blue-blind)

#C3002F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12838;
/* rgb */ color: rgb(177, 40, 56);
/* oklch */ color: oklch(50.3% 0.172 20.2);

Tailwind

colors: {
  custom: {
    50: '#d06f6e',
    500: '#b12838',
    950: '#000000',
  },
}

SCSS

$custom: #b12838;
$custom-light: #d06f6e;
$custom-dark: #000000;

JSON

{
  "hex": "#b12838",
  "rgb": {
    "r": 177,
    "g": 40,
    "b": 56
  },
  "hsl": {
    "h": 352.993,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50267,
    "c": 0.17219,
    "h": 20.2
  },
  "luminance": 0.1115
}

Semantic roles & 50–950 ramp

primary

#B12838

secondary

#6EC7BC

accent

#E6D342

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #B12838

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

Preview Lab → · Contrast checker → · Palette generator →