#B12A3D#B12A3D

#B12A3D is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.170 H 18.4°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#B12A3D
RGB	rgb(177, 42, 61)
HSL	hsl(352, 62%, 43%)
HSV	hsv(352, 76%, 69%)
CMYK	cmyk(0%, 76.3%, 65.5%, 30.6%)
CIE-LAB	lab(40.15, 54.38, 22.61)
CIE-LCH	lch(40.15, 58.90, 22.58°)
OKLab	oklab(50.53% 0.1615 0.0539)
OKLCH	oklch(50.53% 0.17 18.4)
XYZ	xyz(19.8039, 11.3429, 5.5606)
Luminance	0.1134 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12A3D #2AB19E

analogous

#B12A80 #B12A3D #B15B2A

triadic

#B12A3D #3DB12A #2A3DB1

tetradic

#B12A3D #80B12A #2AB19E #5B2AB1

square

#B12A3D #80B12A #2AB19E #5B2AB1

split-complementary

#B12A3D #2AB15B #2A80B1

monochromatic

#4E131B #801E2C #B12A3D #D34559 #DF7785

Accessibility & contrast

On white

6.43

#B12A3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#B12A3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12A3D

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12A3D	#FFFFFF	#000000	##FFFFFF
##B12A3D	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)

#514C3D

Deuteranopia (green-blind)

#736939

Tritanopia (blue-blind)

#C20032

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b12a3d;
/* rgb */ color: rgb(177, 42, 61);
/* oklch */ color: oklch(50.5% 0.170 18.4);

Tailwind

colors: {
  custom: {
    50: '#d06f72',
    500: '#b12a3d',
    950: '#000000',
  },
}

SCSS

$custom: #b12a3d;
$custom-light: #d06f72;
$custom-dark: #000000;

JSON

{
  "hex": "#b12a3d",
  "rgb": {
    "r": 177,
    "g": 42,
    "b": 61
  },
  "hsl": {
    "h": 351.556,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50528,
    "c": 0.17028,
    "h": 18.4
  },
  "luminance": 0.1134
}

Semantic roles & 50–950 ramp

primary

#B12A3D

secondary

#70C6BA

accent

#E5CE43

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150808

muted

#837B7B

Preview Lab

Preview with #B12A3D

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

Preview Lab → · Contrast checker → · Palette generator →