#B03927#B03927

#B03927 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.5% C 0.158 H 31.4°. Best body text is #FFFFFF at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#B03927
RGB	rgb(176, 57, 39)
HSL	hsl(8, 64%, 42%)
HSV	hsv(8, 78%, 69%)
CMYK	cmyk(0%, 67.6%, 77.8%, 31%)
CIE-LAB	lab(41.70, 47.38, 37.41)
CIE-LCH	lch(41.70, 60.37, 38.29°)
OKLab	oklab(51.55% 0.1349 0.0823)
OKLCH	oklch(51.55% 0.158 31.4)
XYZ	xyz(19.7361, 12.3058, 3.2551)
Luminance	0.1230 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03927 #279EB0

analogous

#B0275A #B03927 #B07D27

triadic

#B03927 #27B039 #3927B0

tetradic

#B03927 #5AB027 #279EB0 #7D27B0

square

#B03927 #5AB027 #279EB0 #7D27B0

split-complementary

#B03927 #27B07D #275AB0

monochromatic

#4C1911 #7E291C #B03927 #D55340 #E08072

Accessibility & contrast

On white

6.07

#B03927 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#B03927 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03927

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03927	#FFFFFF	#000000	##FFFFFF
##B03927	1.00	6.07	3.46	6.07
#FFFFFF	6.07	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5224

Deuteranopia (green-blind)

#796C22

Tritanopia (blue-blind)

#C21436

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b03927;
/* rgb */ color: rgb(176, 57, 39);
/* oklch */ color: oklch(51.5% 0.158 31.4);

Tailwind

colors: {
  custom: {
    50: '#d07662',
    500: '#b03927',
    950: '#000000',
  },
}

SCSS

$custom: #b03927;
$custom-light: #d07662;
$custom-dark: #000000;

JSON

{
  "hex": "#b03927",
  "rgb": {
    "r": 176,
    "g": 57,
    "b": 39
  },
  "hsl": {
    "h": 7.883,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.5155,
    "c": 0.15798,
    "h": 31.4
  },
  "luminance": 0.12303
}

Semantic roles & 50–950 ramp

primary

#B03927

secondary

#6CBBC7

accent

#D1E741

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#150905

muted

#837B79

Preview Lab

Preview with #B03927

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

Preview Lab → · Contrast checker → · Palette generator →