#B12734#B12734

#B12734 is a mid, vivid red. Relative luminance 0.110; OKLCH L 50.1% C 0.173 H 21.6°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#B12734
RGB	rgb(177, 39, 52)
HSL	hsl(354, 64%, 42%)
HSV	hsv(354, 78%, 69%)
CMYK	cmyk(0%, 78%, 70.6%, 30.6%)
CIE-LAB	lab(39.66, 54.86, 27.57)
CIE-LCH	lch(39.66, 61.40, 26.68°)
OKLab	oklab(50.12% 0.1611 0.0637)
OKLCH	oklch(50.12% 0.173 21.6)
XYZ	xyz(19.4790, 11.0491, 4.3552)
Luminance	0.1105 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12734 #27B1A4

analogous

#B12779 #B12734 #B15F27

triadic

#B12734 #34B127 #2734B1

tetradic

#B12734 #79B127 #27B1A4 #5F27B1

square

#B12734 #79B127 #27B1A4 #5F27B1

split-complementary

#B12734 #27B15F #2779B1

monochromatic

#4D1117 #7F1C25 #B12734 #D5404E #E0727D

Accessibility & contrast

On white

6.54

#B12734 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#B12734 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12734

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12734	#FFFFFF	#000000	##FFFFFF
##B12734	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B33

Deuteranopia (green-blind)

#73682F

Tritanopia (blue-blind)

#C3002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b12734;
/* rgb */ color: rgb(177, 39, 52);
/* oklch */ color: oklch(50.1% 0.173 21.6);

Tailwind

colors: {
  custom: {
    50: '#d16e6b',
    500: '#b12734',
    950: '#000000',
  },
}

SCSS

$custom: #b12734;
$custom-light: #d16e6b;
$custom-dark: #000000;

JSON

{
  "hex": "#b12734",
  "rgb": {
    "r": 177,
    "g": 39,
    "b": 52
  },
  "hsl": {
    "h": 354.348,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.50118,
    "c": 0.17325,
    "h": 21.6
  },
  "luminance": 0.11046
}

Semantic roles & 50–950 ramp

primary

#B12734

secondary

#6DC7BF

accent

#E7D741

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #B12734

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

Preview Lab → · Contrast checker → · Palette generator →