#B12830#B12830

#B12830 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.1% C 0.173 H 23.3°. Best body text is #FFFFFF at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#B12830
RGB	rgb(177, 40, 48)
HSL	hsl(356, 63%, 43%)
HSV	hsv(356, 77%, 69%)
CMYK	cmyk(0%, 77.4%, 72.9%, 30.6%)
CIE-LAB	lab(39.72, 54.36, 30.07)
CIE-LCH	lch(39.72, 62.13, 28.95°)
OKLab	oklab(50.14% 0.1586 0.0685)
OKLCH	oklch(50.14% 0.173 23.3)
XYZ	xyz(19.4260, 11.0811, 3.9117)
Luminance	0.1108 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12830 #28B1A9

analogous

#B12875 #B12830 #B16428

triadic

#B12830 #30B128 #2830B1

tetradic

#B12830 #75B128 #28B1A9 #6428B1

square

#B12830 #75B128 #28B1A9 #6428B1

split-complementary

#B12830 #28B164 #2875B1

monochromatic

#4D1115 #7F1D22 #B12830 #D4424A #E0747A

Accessibility & contrast

On white

6.53

#B12830 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B12830 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12830

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12830	#FFFFFF	#000000	##FFFFFF
##B12830	1.00	6.53	3.22	6.53
#FFFFFF	6.53	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B2F

Deuteranopia (green-blind)

#73682B

Tritanopia (blue-blind)

#C3002D

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12830;
/* rgb */ color: rgb(177, 40, 48);
/* oklch */ color: oklch(50.1% 0.173 23.3);

Tailwind

colors: {
  custom: {
    50: '#d16e68',
    500: '#b12830',
    950: '#000000',
  },
}

SCSS

$custom: #b12830;
$custom-light: #d16e68;
$custom-dark: #000000;

JSON

{
  "hex": "#b12830",
  "rgb": {
    "r": 177,
    "g": 40,
    "b": 48
  },
  "hsl": {
    "h": 356.496,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50139,
    "c": 0.17276,
    "h": 23.3
  },
  "luminance": 0.11078
}

Semantic roles & 50–950 ramp

primary

#B12830

secondary

#6EC7C2

accent

#E6DD42

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B12830

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

Preview Lab → · Contrast checker → · Palette generator →