#B03327#B03327

#B03327 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.9% C 0.163 H 29.4°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#B03327
RGB	rgb(176, 51, 39)
HSL	hsl(5, 64%, 42%)
HSV	hsv(5, 78%, 69%)
CMYK	cmyk(0%, 71%, 77.8%, 31%)
CIE-LAB	lab(40.81, 49.80, 36.48)
CIE-LCH	lch(40.81, 61.73, 36.22°)
OKLab	oklab(50.89% 0.1424 0.0803)
OKLCH	oklch(50.89% 0.163 29.4)
XYZ	xyz(19.4568, 11.7472, 3.1620)
Luminance	0.1174 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03327 #27A4B0

analogous

#B02760 #B03327 #B07727

triadic

#B03327 #27B033 #3327B0

tetradic

#B03327 #60B027 #27A4B0 #7727B0

square

#B03327 #60B027 #27A4B0 #7727B0

split-complementary

#B03327 #27B077 #2760B0

monochromatic

#4C1611 #7E241C #B03327 #D54D40 #E07B72

Accessibility & contrast

On white

6.27

#B03327 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#B03327 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03327

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03327	#FFFFFF	#000000	##FFFFFF
##B03327	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F24

Deuteranopia (green-blind)

#776A22

Tritanopia (blue-blind)

#C20031

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b03327;
/* rgb */ color: rgb(176, 51, 39);
/* oklch */ color: oklch(50.9% 0.163 29.4);

Tailwind

colors: {
  custom: {
    50: '#d07362',
    500: '#b03327',
    950: '#000000',
  },
}

SCSS

$custom: #b03327;
$custom-light: #d07362;
$custom-dark: #000000;

JSON

{
  "hex": "#b03327",
  "rgb": {
    "r": 176,
    "g": 51,
    "b": 39
  },
  "hsl": {
    "h": 5.255,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50885,
    "c": 0.16347,
    "h": 29.4
  },
  "luminance": 0.11744
}

Semantic roles & 50–950 ramp

primary

#B03327

secondary

#6CBFC7

accent

#D8E741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160905

muted

#847B79

Preview Lab

Preview with #B03327

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

Preview Lab → · Contrast checker → · Palette generator →