#B13328#B13328

#B13328 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.1% C 0.164 H 29.1°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#B13328
RGB	rgb(177, 51, 40)
HSL	hsl(5, 63%, 43%)
HSV	hsv(5, 77%, 69%)
CMYK	cmyk(0%, 71.2%, 77.4%, 30.6%)
CIE-LAB	lab(41.01, 50.17, 36.18)
CIE-LCH	lch(41.01, 61.86, 35.80°)
OKLab	oklab(51.07% 0.1437 0.0798)
OKLCH	oklch(51.07% 0.164 29.1)
XYZ	xyz(19.7006, 11.8710, 3.2611)
Luminance	0.1187 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B13328 #28A6B1

analogous

#B12861 #B13328 #B17828

triadic

#B13328 #28B133 #3328B1

tetradic

#B13328 #61B128 #28A6B1 #7828B1

square

#B13328 #61B128 #28A6B1 #7828B1

split-complementary

#B13328 #28B178 #2861B1

monochromatic

#4D1611 #7F251D #B13328 #D44E42 #E07C74

Accessibility & contrast

On white

6.22

#B13328 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#B13328 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B13328

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B13328	#FFFFFF	#000000	##FFFFFF
##B13328	1.00	6.22	3.37	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F26

Deuteranopia (green-blind)

#776B23

Tritanopia (blue-blind)

#C30032

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b13328;
/* rgb */ color: rgb(177, 51, 40);
/* oklch */ color: oklch(51.1% 0.164 29.1);

Tailwind

colors: {
  custom: {
    50: '#d17363',
    500: '#b13328',
    950: '#000000',
  },
}

SCSS

$custom: #b13328;
$custom-light: #d17363;
$custom-dark: #000000;

JSON

{
  "hex": "#b13328",
  "rgb": {
    "r": 177,
    "g": 51,
    "b": 40
  },
  "hsl": {
    "h": 4.818,
    "s": 63.134,
    "l": 42.549
  },
  "oklch": {
    "l": 0.51072,
    "c": 0.16436,
    "h": 29.1
  },
  "luminance": 0.11868
}

Semantic roles & 50–950 ramp

primary

#B13328

secondary

#6EC0C7

accent

#D9E642

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B13328

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

Preview Lab → · Contrast checker → · Palette generator →