#B12A2C#B12A2C

#B12A2C is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.3% C 0.172 H 25.3°. Best body text is #FFFFFF at 6.49:1 contrast (WCAG AA passes).

Color values

HEX	#B12A2C
RGB	rgb(177, 42, 44)
HSL	hsl(359, 62%, 43%)
HSV	hsv(359, 76%, 69%)
CMYK	cmyk(0%, 76.3%, 75.1%, 30.6%)
CIE-LAB	lab(39.90, 53.55, 32.66)
CIE-LCH	lch(39.90, 62.72, 31.38°)
OKLab	oklab(50.26% 0.1551 0.0732)
OKLCH	oklch(50.26% 0.172 25.3)
XYZ	xyz(19.4163, 11.1879, 3.5195)
Luminance	0.1119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12A2C #2AB1AF

analogous

#B12A6F #B12A2C #B16B2A

triadic

#B12A2C #2CB12A #2A2CB1

tetradic

#B12A2C #6FB12A #2AB1AF #6B2AB1

square

#B12A2C #6FB12A #2AB1AF #6B2AB1

split-complementary

#B12A2C #2AB16B #2A6FB1

monochromatic

#4E1313 #801E20 #B12A2C #D34547 #DF7778

Accessibility & contrast

On white

6.49

#B12A2C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#B12A2C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12A2C

6.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12A2C	#FFFFFF	#000000	##FFFFFF
##B12A2C	1.00	6.49	3.24	6.49
#FFFFFF	6.49	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B2B

Deuteranopia (green-blind)

#746927

Tritanopia (blue-blind)

#C3002D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12a2c;
/* rgb */ color: rgb(177, 42, 44);
/* oklch */ color: oklch(50.3% 0.172 25.3);

Tailwind

colors: {
  custom: {
    50: '#d16f65',
    500: '#b12a2c',
    950: '#000000',
  },
}

SCSS

$custom: #b12a2c;
$custom-light: #d16f65;
$custom-dark: #000000;

JSON

{
  "hex": "#b12a2c",
  "rgb": {
    "r": 177,
    "g": 42,
    "b": 44
  },
  "hsl": {
    "h": 359.111,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50255,
    "c": 0.17155,
    "h": 25.3
  },
  "luminance": 0.11185
}

Semantic roles & 50–950 ramp

primary

#B12A2C

secondary

#70C6C5

accent

#E5E243

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160805

muted

#847B7A

Preview Lab

Preview with #B12A2C

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

Preview Lab → · Contrast checker → · Palette generator →