#B6312D#B6312D

#B6312D is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.8% C 0.171 H 26.8°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#B6312D
RGB	rgb(182, 49, 45)
HSL	hsl(2, 60%, 45%)
HSV	hsv(2, 75%, 71%)
CMYK	cmyk(0%, 73.1%, 75.3%, 28.6%)
CIE-LAB	lab(41.74, 52.73, 34.40)
CIE-LCH	lch(41.74, 62.96, 33.12°)
OKLab	oklab(51.81% 0.1522 0.0769)
OKLCH	oklch(51.81% 0.171 26.8)
XYZ	xyz(20.8658, 12.3344, 3.7642)
Luminance	0.1233 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B6312D #2DB2B6

analogous

#B62D6E #B6312D #B6762D

triadic

#B6312D #2DB631 #312DB6

tetradic

#B6312D #6EB62D #2DB2B6 #762DB6

square

#B6312D #6EB62D #2DB2B6 #762DB6

split-complementary

#B6312D #2DB676 #2D6EB6

monochromatic

#541715 #852421 #B6312D #D3514D #DF817E

Accessibility & contrast

On white

6.06

#B6312D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#B6312D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B6312D

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B6312D	#FFFFFF	#000000	##FFFFFF
##B6312D	1.00	6.06	3.47	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58502B

Deuteranopia (green-blind)

#796D28

Tritanopia (blue-blind)

#C80032

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b6312d;
/* rgb */ color: rgb(182, 49, 45);
/* oklch */ color: oklch(51.8% 0.171 26.8);

Tailwind

colors: {
  custom: {
    50: '#d47366',
    500: '#b6312d',
    950: '#000000',
  },
}

SCSS

$custom: #b6312d;
$custom-light: #d47366;
$custom-dark: #000000;

JSON

{
  "hex": "#b6312d",
  "rgb": {
    "r": 182,
    "g": 49,
    "b": 45
  },
  "hsl": {
    "h": 1.752,
    "s": 60.352,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51809,
    "c": 0.17052,
    "h": 26.8
  },
  "luminance": 0.12331
}

Semantic roles & 50–950 ramp

primary

#B6312D

secondary

#77C5C8

accent

#DFE344

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B6312D

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

Preview Lab → · Contrast checker → · Palette generator →