#B9312D#B9312D

#B9312D is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.3% C 0.174 H 26.9°. Best body text is #FFFFFF at 5.93:1 contrast (WCAG AA passes).

Color values

HEX	#B9312D
RGB	rgb(185, 49, 45)
HSL	hsl(2, 61%, 45%)
HSV	hsv(2, 76%, 73%)
CMYK	cmyk(0%, 73.5%, 75.7%, 27.5%)
CIE-LAB	lab(42.31, 53.69, 35.19)
CIE-LCH	lch(42.31, 64.19, 33.25°)
OKLab	oklab(52.34% 0.1548 0.0785)
OKLCH	oklch(52.34% 0.174 26.9)
XYZ	xyz(21.5820, 12.7037, 3.7978)
Luminance	0.1270 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B9312D #2DB5B9

analogous

#B92D6F #B9312D #B9772D

triadic

#B9312D #2DB931 #312DB9

tetradic

#B9312D #6FB92D #2DB5B9 #772DB9

square

#B9312D #6FB92D #2DB5B9 #772DB9

split-complementary

#B9312D #2DB977 #2D6FB9

monochromatic

#571715 #882421 #B9312D #D4534F #E08380

Accessibility & contrast

On white

5.93

#B9312D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B9312D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B9312D

5.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B9312D	#FFFFFF	#000000	##FFFFFF
##B9312D	1.00	5.93	3.54	5.93
#FFFFFF	5.93	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512B

Deuteranopia (green-blind)

#7B6F28

Tritanopia (blue-blind)

#CC0032

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b9312d;
/* rgb */ color: rgb(185, 49, 45);
/* oklch */ color: oklch(52.3% 0.174 26.9);

Tailwind

colors: {
  custom: {
    50: '#d77366',
    500: '#b9312d',
    950: '#000000',
  },
}

SCSS

$custom: #b9312d;
$custom-light: #d77366;
$custom-dark: #000000;

JSON

{
  "hex": "#b9312d",
  "rgb": {
    "r": 185,
    "g": 49,
    "b": 45
  },
  "hsl": {
    "h": 1.714,
    "s": 60.87,
    "l": 45.098
  },
  "oklch": {
    "l": 0.52338,
    "c": 0.17356,
    "h": 26.9
  },
  "luminance": 0.127
}

Semantic roles & 50–950 ramp

primary

#B9312D

secondary

#79C7C9

accent

#DFE444

background

#FEF7F6

surface

#FDEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B9312D

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

Preview Lab → · Contrast checker → · Palette generator →