#B4411F#B4411F

#B4411F is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.1% C 0.157 H 36.5°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B4411F
RGB	rgb(180, 65, 31)
HSL	hsl(14, 71%, 41%)
HSV	hsv(14, 83%, 71%)
CMYK	cmyk(0%, 63.9%, 82.8%, 29.4%)
CIE-LAB	lab(43.63, 45.05, 43.68)
CIE-LCH	lch(43.63, 62.75, 44.11°)
OKLab	oklab(53.12% 0.1258 0.0931)
OKLCH	oklch(53.12% 0.157 36.5)
XYZ	xyz(20.9624, 13.5859, 2.8146)
Luminance	0.1358 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4411F #1F92B4

analogous

#B41F48 #B4411F #B48C1F

triadic

#B4411F #1FB441 #411FB4

tetradic

#B4411F #48B41F #1F92B4 #8C1FB4

square

#B4411F #48B41F #1F92B4 #8C1FB4

split-complementary

#B4411F #1FB48C #1F48B4

monochromatic

#4C1B0D #802E16 #B4411F #DC5A34 #E58568

Accessibility & contrast

On white

5.65

#B4411F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B4411F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4411F

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4411F	#FFFFFF	#000000	##FFFFFF
##B4411F	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62571A

Deuteranopia (green-blind)

#7E711A

Tritanopia (blue-blind)

#C6213A

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b4411f;
/* rgb */ color: rgb(180, 65, 31);
/* oklch */ color: oklch(53.1% 0.157 36.5);

Tailwind

colors: {
  custom: {
    50: '#d37b5e',
    500: '#b4411f',
    950: '#000000',
  },
}

SCSS

$custom: #b4411f;
$custom-light: #d37b5e;
$custom-dark: #000000;

JSON

{
  "hex": "#b4411f",
  "rgb": {
    "r": 180,
    "g": 65,
    "b": 31
  },
  "hsl": {
    "h": 13.691,
    "s": 70.616,
    "l": 41.373
  },
  "oklch": {
    "l": 0.53116,
    "c": 0.1565,
    "h": 36.5
  },
  "luminance": 0.13583
}

Semantic roles & 50–950 ramp

primary

#B4411F

secondary

#64B3CB

accent

#C5ED3A

background

#FEF7F5

surface

#FCEEE9

border

#D5C9C5

text

#160A04

muted

#847C79

Preview Lab

Preview with #B4411F

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

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