#B12835#B12835

#B12835 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.2% C 0.172 H 21.4°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#B12835
RGB	rgb(177, 40, 53)
HSL	hsl(354, 63%, 43%)
HSV	hsv(354, 77%, 69%)
CMYK	cmyk(0%, 77.4%, 70.1%, 30.6%)
CIE-LAB	lab(39.79, 54.60, 27.11)
CIE-LCH	lch(39.79, 60.96, 26.41°)
OKLab	oklab(50.22% 0.1605 0.0629)
OKLCH	oklch(50.22% 0.172 21.4)
XYZ	xyz(19.5351, 11.1248, 4.4861)
Luminance	0.1112 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B12835 #28B1A4

analogous

#B12879 #B12835 #B16028

triadic

#B12835 #35B128 #2835B1

tetradic

#B12835 #79B128 #28B1A4 #6028B1

square

#B12835 #79B128 #28B1A4 #6028B1

split-complementary

#B12835 #28B160 #2879B1

monochromatic

#4D1117 #7F1D26 #B12835 #D44250 #E0747E

Accessibility & contrast

On white

6.51

#B12835 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B12835 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B12835

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B12835	#FFFFFF	#000000	##FFFFFF
##B12835	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B34

Deuteranopia (green-blind)

#736831

Tritanopia (blue-blind)

#C3002E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b12835;
/* rgb */ color: rgb(177, 40, 53);
/* oklch */ color: oklch(50.2% 0.172 21.4);

Tailwind

colors: {
  custom: {
    50: '#d06e6c',
    500: '#b12835',
    950: '#000000',
  },
}

SCSS

$custom: #b12835;
$custom-light: #d06e6c;
$custom-dark: #000000;

JSON

{
  "hex": "#b12835",
  "rgb": {
    "r": 177,
    "g": 40,
    "b": 53
  },
  "hsl": {
    "h": 354.307,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50217,
    "c": 0.17236,
    "h": 21.4
  },
  "luminance": 0.11122
}

Semantic roles & 50–950 ramp

primary

#B12835

secondary

#6EC7BE

accent

#E6D742

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #B12835

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

Preview Lab → · Contrast checker → · Palette generator →