#B43518#B43518

#B43518 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.7% C 0.168 H 33.9°. Best body text is #FFFFFF at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#B43518
RGB	rgb(180, 53, 24)
HSL	hsl(11, 76%, 40%)
HSV	hsv(11, 87%, 71%)
CMYK	cmyk(0%, 70.6%, 86.7%, 29.4%)
CIE-LAB	lab(41.72, 49.91, 45.25)
CIE-LCH	lch(41.72, 67.37, 42.20°)
OKLab	oklab(51.66% 0.1396 0.094)
OKLCH	oklch(51.66% 0.168 33.9)
XYZ	xyz(20.2628, 12.3186, 2.1748)
Luminance	0.1231 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43518 #1897B4

analogous

#B41849 #B43518 #B48318

triadic

#B43518 #18B435 #3518B4

tetradic

#B43518 #49B418 #1897B4 #8318B4

square

#B43518 #49B418 #1897B4 #8318B4

split-complementary

#B43518 #18B483 #1849B4

monochromatic

#48150A #7E2511 #B43518 #E24A27 #E9775D

Accessibility & contrast

On white

6.06

#B43518 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B43518 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43518

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43518	#FFFFFF	#000000	##FFFFFF
##B43518	1.00	6.06	3.46	6.06
#FFFFFF	6.06	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5012

Deuteranopia (green-blind)

#7A6D10

Tritanopia (blue-blind)

#C70030

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b43518;
/* rgb */ color: rgb(180, 53, 24);
/* oklch */ color: oklch(51.7% 0.168 33.9);

Tailwind

colors: {
  custom: {
    50: '#d47459',
    500: '#b43518',
    950: '#000000',
  },
}

SCSS

$custom: #b43518;
$custom-light: #d47459;
$custom-dark: #000000;

JSON

{
  "hex": "#b43518",
  "rgb": {
    "r": 180,
    "g": 53,
    "b": 24
  },
  "hsl": {
    "h": 11.154,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.51661,
    "c": 0.16829,
    "h": 33.9
  },
  "luminance": 0.12315
}

Semantic roles & 50–950 ramp

primary

#B43518

secondary

#5BB8CD

accent

#D0F335

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160904

muted

#847B79

Preview Lab

Preview with #B43518

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

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