#B12933#B12933

#B12933 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.3% C 0.172 H 22.4°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#B12933
RGB	rgb(177, 41, 51)
HSL	hsl(356, 62%, 43%)
HSV	hsv(356, 77%, 69%)
CMYK	cmyk(0%, 76.8%, 71.2%, 30.6%)
CIE-LAB	lab(39.87, 54.18, 28.44)
CIE-LCH	lch(39.87, 61.19, 27.69°)
OKLab	oklab(50.27% 0.1587 0.0654)
OKLCH	oklch(50.27% 0.172 22.4)
XYZ	xyz(19.5242, 11.1750, 4.2603)
Luminance	0.1117 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12933 #29B1A7

analogous

#B12977 #B12933 #B16329

triadic

#B12933 #33B129 #2933B1

tetradic

#B12933 #77B129 #29B1A7 #6329B1

square

#B12933 #77B129 #29B1A7 #6329B1

split-complementary

#B12933 #29B163 #2977B1

monochromatic

#4E1216 #7F1D25 #B12933 #D4444E #DF757D

Accessibility & contrast

On white

6.49

#B12933 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#B12933 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12933

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12933	#FFFFFF	#000000	##FFFFFF
##B12933	1.00	6.49	3.23	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524B32

Deuteranopia (green-blind)

#73682E

Tritanopia (blue-blind)

#C3002E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12933;
/* rgb */ color: rgb(177, 41, 51);
/* oklch */ color: oklch(50.3% 0.172 22.4);

Tailwind

colors: {
  custom: {
    50: '#d16f6a',
    500: '#b12933',
    950: '#000000',
  },
}

SCSS

$custom: #b12933;
$custom-light: #d16f6a;
$custom-dark: #000000;

JSON

{
  "hex": "#b12933",
  "rgb": {
    "r": 177,
    "g": 41,
    "b": 51
  },
  "hsl": {
    "h": 355.588,
    "s": 62.385,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50269,
    "c": 0.17168,
    "h": 22.4
  },
  "luminance": 0.11172
}

Semantic roles & 50–950 ramp

primary

#B12933

secondary

#6FC7C0

accent

#E5D942

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #B12933

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

Preview Lab → · Contrast checker → · Palette generator →