#B12439#B12439

#B12439 is a mid, vivid red. Relative luminance 0.109; OKLCH L 50.0% C 0.175 H 18.9°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#B12439
RGB	rgb(177, 36, 57)
HSL	hsl(351, 66%, 42%)
HSV	hsv(351, 80%, 69%)
CMYK	cmyk(0%, 79.7%, 67.8%, 30.6%)
CIE-LAB	lab(39.42, 56.01, 24.19)
CIE-LCH	lch(39.42, 61.01, 23.35°)
OKLab	oklab(49.97% 0.1659 0.0569)
OKLCH	oklch(49.97% 0.175 18.9)
XYZ	xyz(19.5030, 10.9073, 4.9485)
Luminance	0.1090 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12439 #24B19C

analogous

#B12480 #B12439 #B15624

triadic

#B12439 #39B124 #2439B1

tetradic

#B12439 #80B124 #24B19C #5624B1

square

#B12439 #80B124 #24B19C #5624B1

split-complementary

#B12439 #24B156 #2480B1

monochromatic

#4B0F18 #7E1A29 #B12439 #D73B52 #E16E7F

Accessibility & contrast

On white

6.60

#B12439 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#B12439 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12439

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12439	#FFFFFF	#000000	##FFFFFF
##B12439	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4A39

Deuteranopia (green-blind)

#726735

Tritanopia (blue-blind)

#C3002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b12439;
/* rgb */ color: rgb(177, 36, 57);
/* oklch */ color: oklch(50.0% 0.175 18.9);

Tailwind

colors: {
  custom: {
    50: '#d06d6f',
    500: '#b12439',
    950: '#000000',
  },
}

SCSS

$custom: #b12439;
$custom-light: #d06d6f;
$custom-dark: #000000;

JSON

{
  "hex": "#b12439",
  "rgb": {
    "r": 177,
    "g": 36,
    "b": 57
  },
  "hsl": {
    "h": 351.064,
    "s": 66.197,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49966,
    "c": 0.1754,
    "h": 18.9
  },
  "luminance": 0.10904
}

Semantic roles & 50–950 ramp

primary

#B12439

secondary

#69C8BA

accent

#E9D03F

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B12439

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

Preview Lab → · Contrast checker → · Palette generator →