#B32011#B32011

#B32011 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.6% C 0.184 H 30.3°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#B32011
RGB	rgb(179, 32, 17)
HSL	hsl(6, 83%, 38%)
HSV	hsv(6, 91%, 70%)
CMYK	cmyk(0%, 82.1%, 90.5%, 29.8%)
CIE-LAB	lab(39.00, 56.35, 46.09)
CIE-LCH	lch(39.00, 72.80, 39.28°)
OKLab	oklab(49.59% 0.1587 0.0927)
OKLCH	oklch(49.59% 0.184 30.3)
XYZ	xyz(19.2106, 10.6604, 1.5764)
Luminance	0.1066 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B32011 #11A4B3

analogous

#B31153 #B32011 #B37111

triadic

#B32011 #11B320 #2011B3

tetradic

#B32011 #53B311 #11A4B3 #7111B3

square

#B32011 #53B311 #11A4B3 #7111B3

split-complementary

#B32011 #11B371 #1153B3

monochromatic

#430C06 #7B160C #B32011 #E92B18 #EE5F50

Accessibility & contrast

On white

6.71

#B32011 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#B32011 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32011

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B32011	#FFFFFF	#000000	##FFFFFF
##B32011	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51470B

Deuteranopia (green-blind)

#756702

Tritanopia (blue-blind)

#C6001F

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #b32011;
/* rgb */ color: rgb(179, 32, 17);
/* oklch */ color: oklch(49.6% 0.184 30.3);

Tailwind

colors: {
  custom: {
    50: '#d46b53',
    500: '#b32011',
    950: '#000000',
  },
}

SCSS

$custom: #b32011;
$custom-light: #d46b53;
$custom-dark: #000000;

JSON

{
  "hex": "#b32011",
  "rgb": {
    "r": 179,
    "g": 32,
    "b": 17
  },
  "hsl": {
    "h": 5.556,
    "s": 82.653,
    "l": 38.431
  },
  "oklch": {
    "l": 0.49587,
    "c": 0.18376,
    "h": 30.3
  },
  "luminance": 0.10657
}

Semantic roles & 50–950 ramp

primary

#B32011

secondary

#50C4D0

accent

#E6F92F

background

#FEF6F4

surface

#FDECE8

border

#D5C7C4

text

#170803

muted

#857A78

Preview Lab

Preview with #B32011

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

Preview Lab → · Contrast checker → · Palette generator →