#B43618#B43618

#B43618 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.8% C 0.167 H 34.2°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B43618
RGB	rgb(180, 54, 24)
HSL	hsl(12, 76%, 40%)
HSV	hsv(12, 87%, 71%)
CMYK	cmyk(0%, 70%, 86.7%, 29.4%)
CIE-LAB	lab(41.86, 49.52, 45.37)
CIE-LCH	lch(41.86, 67.16, 42.50°)
OKLab	oklab(51.77% 0.1384 0.0942)
OKLCH	oklch(51.77% 0.167 34.2)
XYZ	xyz(20.3089, 12.4107, 2.1901)
Luminance	0.1241 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43618 #1896B4

analogous

#B41848 #B43618 #B48418

triadic

#B43618 #18B436 #3618B4

tetradic

#B43618 #48B418 #1896B4 #8418B4

square

#B43618 #48B418 #1896B4 #8418B4

split-complementary

#B43618 #18B484 #1848B4

monochromatic

#48160A #7E2611 #B43618 #E24B27 #E9785D

Accessibility & contrast

On white

6.03

#B43618 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B43618 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43618

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43618	#FFFFFF	#000000	##FFFFFF
##B43618	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5112

Deuteranopia (green-blind)

#7B6D10

Tritanopia (blue-blind)

#C70031

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b43618;
/* rgb */ color: rgb(180, 54, 24);
/* oklch */ color: oklch(51.8% 0.167 34.2);

Tailwind

colors: {
  custom: {
    50: '#d47559',
    500: '#b43618',
    950: '#000000',
  },
}

SCSS

$custom: #b43618;
$custom-light: #d47559;
$custom-dark: #000000;

JSON

{
  "hex": "#b43618",
  "rgb": {
    "r": 180,
    "g": 54,
    "b": 24
  },
  "hsl": {
    "h": 11.538,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.51769,
    "c": 0.16744,
    "h": 34.2
  },
  "luminance": 0.12408
}

Semantic roles & 50–950 ramp

primary

#B43618

secondary

#5BB7CD

accent

#CEF335

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B43618

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

Preview Lab → · Contrast checker → · Palette generator →