#B13927#B13927

#B13927 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.7% C 0.159 H 31.4°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#B13927
RGB	rgb(177, 57, 39)
HSL	hsl(8, 64%, 42%)
HSV	hsv(8, 78%, 69%)
CMYK	cmyk(0%, 67.8%, 78%, 30.6%)
CIE-LAB	lab(41.88, 47.73, 37.65)
CIE-LCH	lch(41.88, 60.79, 38.27°)
OKLab	oklab(51.72% 0.1358 0.0828)
OKLCH	oklch(51.72% 0.159 31.4)
XYZ	xyz(19.9631, 12.4228, 3.2657)
Luminance	0.1242 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13927 #279FB1

analogous

#B1275A #B13927 #B17E27

triadic

#B13927 #27B139 #3927B1

tetradic

#B13927 #5AB127 #279FB1 #7E27B1

square

#B13927 #5AB127 #279FB1 #7E27B1

split-complementary

#B13927 #27B17E #275AB1

monochromatic

#4D1911 #7F291C #B13927 #D55440 #E08172

Accessibility & contrast

On white

6.03

#B13927 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B13927 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13927

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13927	#FFFFFF	#000000	##FFFFFF
##B13927	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)

#5C5224

Deuteranopia (green-blind)

#796D22

Tritanopia (blue-blind)

#C31336

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b13927;
/* rgb */ color: rgb(177, 57, 39);
/* oklch */ color: oklch(51.7% 0.159 31.4);

Tailwind

colors: {
  custom: {
    50: '#d17662',
    500: '#b13927',
    950: '#000000',
  },
}

SCSS

$custom: #b13927;
$custom-light: #d17662;
$custom-dark: #000000;

JSON

{
  "hex": "#b13927",
  "rgb": {
    "r": 177,
    "g": 57,
    "b": 39
  },
  "hsl": {
    "h": 7.826,
    "s": 63.889,
    "l": 42.353
  },
  "oklch": {
    "l": 0.5172,
    "c": 0.15904,
    "h": 31.4
  },
  "luminance": 0.1242
}

Semantic roles & 50–950 ramp

primary

#B13927

secondary

#6DBBC7

accent

#D1E741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B13927

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

Preview Lab → · Contrast checker → · Palette generator →