#B12A3C#B12A3C

#B12A3C is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.170 H 18.9°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#B12A3C
RGB	rgb(177, 42, 60)
HSL	hsl(352, 62%, 43%)
HSV	hsv(352, 76%, 69%)
CMYK	cmyk(0%, 76.3%, 66.1%, 30.6%)
CIE-LAB	lab(40.13, 54.33, 23.21)
CIE-LCH	lch(40.13, 59.08, 23.14°)
OKLab	oklab(50.51% 0.1611 0.0551)
OKLCH	oklch(50.51% 0.17 18.9)
XYZ	xyz(19.7772, 11.3323, 5.4201)
Luminance	0.1133 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12A3C #2AB19F

analogous

#B12A7F #B12A3C #B15B2A

triadic

#B12A3C #3CB12A #2A3CB1

tetradic

#B12A3C #7FB12A #2AB19F #5B2AB1

square

#B12A3C #7FB12A #2AB19F #5B2AB1

split-complementary

#B12A3C #2AB15B #2A7FB1

monochromatic

#4E131A #801E2B #B12A3C #D34558 #DF7785

Accessibility & contrast

On white

6.43

#B12A3C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B12A3C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12A3C

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12A3C	#FFFFFF	#000000	##FFFFFF
##B12A3C	1.00	6.43	3.27	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514C3C

Deuteranopia (green-blind)

#736938

Tritanopia (blue-blind)

#C20032

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b12a3c;
/* rgb */ color: rgb(177, 42, 60);
/* oklch */ color: oklch(50.5% 0.170 18.9);

Tailwind

colors: {
  custom: {
    50: '#d06f71',
    500: '#b12a3c',
    950: '#000000',
  },
}

SCSS

$custom: #b12a3c;
$custom-light: #d06f71;
$custom-dark: #000000;

JSON

{
  "hex": "#b12a3c",
  "rgb": {
    "r": 177,
    "g": 42,
    "b": 60
  },
  "hsl": {
    "h": 352,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.5051,
    "c": 0.17031,
    "h": 18.9
  },
  "luminance": 0.11329
}

Semantic roles & 50–950 ramp

primary

#B12A3C

secondary

#70C6BB

accent

#E5CF43

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B12A3C

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

Preview Lab → · Contrast checker → · Palette generator →