#B12928#B12928

#B12928 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.1% C 0.173 H 26.4°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#B12928
RGB	rgb(177, 41, 40)
HSL	hsl(0, 63%, 43%)
HSV	hsv(0, 77%, 69%)
CMYK	cmyk(0%, 76.8%, 77.4%, 30.6%)
CIE-LAB	lab(39.73, 53.72, 34.81)
CIE-LCH	lch(39.73, 64.01, 32.95°)
OKLab	oklab(50.12% 0.1548 0.0769)
OKLCH	oklch(50.12% 0.173 26.4)
XYZ	xyz(19.3097, 11.0892, 3.1308)
Luminance	0.1109 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12928 #28B0B1

analogous

#B1286B #B12928 #B16E28

triadic

#B12928 #28B129 #2928B1

tetradic

#B12928 #6BB128 #28B0B1 #6E28B1

square

#B12928 #6BB128 #28B0B1 #6E28B1

split-complementary

#B12928 #28B16E #286BB1

monochromatic

#4D1211 #7F1D1D #B12928 #D44342 #E07574

Accessibility & contrast

On white

6.53

#B12928 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B12928 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12928

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12928	#FFFFFF	#000000	##FFFFFF
##B12928	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B26

Deuteranopia (green-blind)

#746822

Tritanopia (blue-blind)

#C3002B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12928;
/* rgb */ color: rgb(177, 41, 40);
/* oklch */ color: oklch(50.1% 0.173 26.4);

Tailwind

colors: {
  custom: {
    50: '#d16f62',
    500: '#b12928',
    950: '#000000',
  },
}

SCSS

$custom: #b12928;
$custom-light: #d16f62;
$custom-dark: #000000;

JSON

{
  "hex": "#b12928",
  "rgb": {
    "r": 177,
    "g": 41,
    "b": 40
  },
  "hsl": {
    "h": 0.438,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50117,
    "c": 0.17284,
    "h": 26.4
  },
  "luminance": 0.11086
}

Semantic roles & 50–950 ramp

primary

#B12928

secondary

#6EC6C7

accent

#E5E642

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B12928

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

Preview Lab → · Contrast checker → · Palette generator →