#B43927#B43927

#B43927 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.2% C 0.162 H 31.2°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B43927
RGB	rgb(180, 57, 39)
HSL	hsl(8, 64%, 43%)
HSV	hsv(8, 78%, 71%)
CMYK	cmyk(0%, 68.3%, 78.3%, 29.4%)
CIE-LAB	lab(42.43, 48.76, 38.39)
CIE-LCH	lch(42.43, 62.06, 38.22°)
OKLab	oklab(52.23% 0.1387 0.0841)
OKLCH	oklch(52.23% 0.162 31.2)
XYZ	xyz(20.6541, 12.7791, 3.2981)
Luminance	0.1278 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B43927 #27A2B4

analogous

#B4275B #B43927 #B48027

triadic

#B43927 #27B439 #3927B4

tetradic

#B43927 #5BB427 #27A2B4 #8027B4

square

#B43927 #5BB427 #27A2B4 #8027B4

split-complementary

#B43927 #27B480 #275BB4

monochromatic

#4F1911 #82291C #B43927 #D65542 #E18274

Accessibility & contrast

On white

5.91

#B43927 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B43927 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B43927

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B43927	#FFFFFF	#000000	##FFFFFF
##B43927	1.00	5.91	3.56	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5324

Deuteranopia (green-blind)

#7B6E22

Tritanopia (blue-blind)

#C61036

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b43927;
/* rgb */ color: rgb(180, 57, 39);
/* oklch */ color: oklch(52.2% 0.162 31.2);

Tailwind

colors: {
  custom: {
    50: '#d37662',
    500: '#b43927',
    950: '#000000',
  },
}

SCSS

$custom: #b43927;
$custom-light: #d37662;
$custom-dark: #000000;

JSON

{
  "hex": "#b43927",
  "rgb": {
    "r": 180,
    "g": 57,
    "b": 39
  },
  "hsl": {
    "h": 7.66,
    "s": 64.384,
    "l": 42.941
  },
  "oklch": {
    "l": 0.52233,
    "c": 0.16222,
    "h": 31.2
  },
  "luminance": 0.12776
}

Semantic roles & 50–950 ramp

primary

#B43927

secondary

#6FBDC8

accent

#D2E740

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B43927

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

Preview Lab → · Contrast checker → · Palette generator →