#B11F20#B11F20

#B11F20 is a mid, vivid red. Relative luminance 0.104; OKLCH L 49.3% C 0.181 H 26.8°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#B11F20
RGB	rgb(177, 31, 32)
HSL	hsl(360, 70%, 41%)
HSV	hsv(360, 82%, 69%)
CMYK	cmyk(0%, 82.5%, 81.9%, 30.6%)
CIE-LAB	lab(38.61, 56.37, 38.19)
CIE-LCH	lch(38.61, 68.09, 34.12°)
OKLab	oklab(49.26% 0.1615 0.0816)
OKLCH	oklch(49.26% 0.181 26.8)
XYZ	xyz(18.8845, 10.4345, 2.3860)
Luminance	0.1043 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B11F20 #1FB1B0

analogous

#B11F69 #B11F20 #B1671F

triadic

#B11F20 #20B11F #1F20B1

tetradic

#B11F20 #69B11F #1FB1B0 #671FB1

square

#B11F20 #69B11F #1FB1B0 #671FB1

split-complementary

#B11F20 #1FB167 #1F69B1

monochromatic

#490D0D #7D1617 #B11F20 #DB3233 #E46667

Accessibility & contrast

On white

6.80

#B11F20 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#B11F20 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B11F20

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B11F20	#FFFFFF	#000000	##FFFFFF
##B11F20	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F471E

Deuteranopia (green-blind)

#736618

Tritanopia (blue-blind)

#C30022

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #b11f20;
/* rgb */ color: rgb(177, 31, 32);
/* oklch */ color: oklch(49.3% 0.181 26.8);

Tailwind

colors: {
  custom: {
    50: '#d26b5d',
    500: '#b11f20',
    950: '#000000',
  },
}

SCSS

$custom: #b11f20;
$custom-light: #d26b5d;
$custom-dark: #000000;

JSON

{
  "hex": "#b11f20",
  "rgb": {
    "r": 177,
    "g": 31,
    "b": 32
  },
  "hsl": {
    "h": 359.589,
    "s": 70.192,
    "l": 40.784
  },
  "oklch": {
    "l": 0.49259,
    "c": 0.18094,
    "h": 26.8
  },
  "luminance": 0.10431
}

Semantic roles & 50–950 ramp

primary

#B11F20

secondary

#62CAC9

accent

#EDEC3B

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160704

muted

#847A79

Preview Lab

Preview with #B11F20

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

Preview Lab → · Contrast checker → · Palette generator →