#B12A3A#B12A3A

#B12A3A is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.5% C 0.170 H 19.8°. Best body text is #FFFFFF at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#B12A3A
RGB	rgb(177, 42, 58)
HSL	hsl(353, 62%, 43%)
HSV	hsv(353, 76%, 69%)
CMYK	cmyk(0%, 76.3%, 67.2%, 30.6%)
CIE-LAB	lab(40.10, 54.22, 24.41)
CIE-LCH	lch(40.10, 59.46, 24.24°)
OKLab	oklab(50.47% 0.1604 0.0576)
OKLCH	oklch(50.47% 0.17 19.8)
XYZ	xyz(19.7253, 11.3115, 5.1469)
Luminance	0.1131 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12A3A #2AB1A1

analogous

#B12A7D #B12A3A #B15D2A

triadic

#B12A3A #3AB12A #2A3AB1

tetradic

#B12A3A #7DB12A #2AB1A1 #5D2AB1

square

#B12A3A #7DB12A #2AB1A1 #5D2AB1

split-complementary

#B12A3A #2AB15D #2A7DB1

monochromatic

#4E131A #801E2A #B12A3A #D34556 #DF7783

Accessibility & contrast

On white

6.44

#B12A3A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#B12A3A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12A3A

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12A3A	#FFFFFF	#000000	##FFFFFF
##B12A3A	1.00	6.44	3.26	6.44
#FFFFFF	6.44	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514C3A

Deuteranopia (green-blind)

#736936

Tritanopia (blue-blind)

#C30031

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12a3a;
/* rgb */ color: rgb(177, 42, 58);
/* oklch */ color: oklch(50.5% 0.170 19.8);

Tailwind

colors: {
  custom: {
    50: '#d06f70',
    500: '#b12a3a',
    950: '#000000',
  },
}

SCSS

$custom: #b12a3a;
$custom-light: #d06f70;
$custom-dark: #000000;

JSON

{
  "hex": "#b12a3a",
  "rgb": {
    "r": 177,
    "g": 42,
    "b": 58
  },
  "hsl": {
    "h": 352.889,
    "s": 61.644,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50473,
    "c": 0.17037,
    "h": 19.8
  },
  "luminance": 0.11309
}

Semantic roles & 50–950 ramp

primary

#B12A3A

secondary

#70C6BC

accent

#E5D243

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150807

muted

#837B7A

Preview Lab

Preview with #B12A3A

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

Preview Lab → · Contrast checker → · Palette generator →