#B12730#B12730

#B12730 is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.174 H 23.1°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#B12730
RGB	rgb(177, 39, 48)
HSL	hsl(356, 64%, 42%)
HSV	hsv(356, 78%, 69%)
CMYK	cmyk(0%, 78%, 72.9%, 30.6%)
CIE-LAB	lab(39.60, 54.68, 29.94)
CIE-LCH	lch(39.60, 62.34, 28.70°)
OKLab	oklab(50.06% 0.1596 0.0682)
OKLCH	oklch(50.06% 0.174 23.1)
XYZ	xyz(19.3927, 11.0146, 3.9007)
Luminance	0.1101 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12730 #27B1A8

analogous

#B12775 #B12730 #B16327

triadic

#B12730 #30B127 #2730B1

tetradic

#B12730 #75B127 #27B1A8 #6327B1

square

#B12730 #75B127 #27B1A8 #6327B1

split-complementary

#B12730 #27B163 #2775B1

monochromatic

#4D1115 #7F1C22 #B12730 #D5404A #E0727A

Accessibility & contrast

On white

6.56

#B12730 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#B12730 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12730

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12730	#FFFFFF	#000000	##FFFFFF
##B12730	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514A2F

Deuteranopia (green-blind)

#73682B

Tritanopia (blue-blind)

#C3002C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b12730;
/* rgb */ color: rgb(177, 39, 48);
/* oklch */ color: oklch(50.1% 0.174 23.1);

Tailwind

colors: {
  custom: {
    50: '#d16e68',
    500: '#b12730',
    950: '#000000',
  },
}

SCSS

$custom: #b12730;
$custom-light: #d16e68;
$custom-dark: #000000;

JSON

{
  "hex": "#b12730",
  "rgb": {
    "r": 177,
    "g": 39,
    "b": 48
  },
  "hsl": {
    "h": 356.087,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.50056,
    "c": 0.17357,
    "h": 23.1
  },
  "luminance": 0.11012
}

Semantic roles & 50–950 ramp

primary

#B12730

secondary

#6DC7C1

accent

#E7DC41

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B12730

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

Preview Lab → · Contrast checker → · Palette generator →