#B4341B#B4341B

#B4341B is a mid, vivid red. Relative luminance 0.122; OKLCH L 51.6% C 0.169 H 33.0°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#B4341B
RGB	rgb(180, 52, 27)
HSL	hsl(10, 74%, 41%)
HSV	hsv(10, 85%, 71%)
CMYK	cmyk(0%, 71.1%, 85%, 29.4%)
CIE-LAB	lab(41.60, 50.37, 43.75)
CIE-LCH	lch(41.60, 66.72, 40.98°)
OKLab	oklab(51.58% 0.1415 0.0918)
OKLCH	oklch(51.58% 0.169 33)
XYZ	xyz(20.2506, 12.2415, 2.3333)
Luminance	0.1224 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B4341B #1B9BB4

analogous

#B41B4E #B4341B #B4801B

triadic

#B4341B #1BB434 #341BB4

tetradic

#B4341B #4EB41B #1B9BB4 #801BB4

square

#B4341B #4EB41B #1B9BB4 #801BB4

split-complementary

#B4341B #1BB480 #1B4EB4

monochromatic

#4A150B #7F2513 #B4341B #DF4A2D #E77862

Accessibility & contrast

On white

6.09

#B4341B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#B4341B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B4341B

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B4341B	#FFFFFF	#000000	##FFFFFF
##B4341B	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5016

Deuteranopia (green-blind)

#7A6D13

Tritanopia (blue-blind)

#C70030

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b4341b;
/* rgb */ color: rgb(180, 52, 27);
/* oklch */ color: oklch(51.6% 0.169 33.0);

Tailwind

colors: {
  custom: {
    50: '#d4745a',
    500: '#b4341b',
    950: '#000000',
  },
}

SCSS

$custom: #b4341b;
$custom-light: #d4745a;
$custom-dark: #000000;

JSON

{
  "hex": "#b4341b",
  "rgb": {
    "r": 180,
    "g": 52,
    "b": 27
  },
  "hsl": {
    "h": 9.804,
    "s": 73.913,
    "l": 40.588
  },
  "oklch": {
    "l": 0.51577,
    "c": 0.16867,
    "h": 33
  },
  "luminance": 0.12238
}

Semantic roles & 50–950 ramp

primary

#B4341B

secondary

#5FBACC

accent

#D2F137

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B4341B

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

Preview Lab → · Contrast checker → · Palette generator →