#B03227#B03227

#B03227 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.8% C 0.164 H 29.1°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#B03227
RGB	rgb(176, 50, 39)
HSL	hsl(5, 64%, 42%)
HSV	hsv(5, 78%, 69%)
CMYK	cmyk(0%, 71.6%, 77.8%, 31%)
CIE-LAB	lab(40.67, 50.18, 36.33)
CIE-LCH	lch(40.67, 61.95, 35.90°)
OKLab	oklab(50.78% 0.1436 0.0799)
OKLCH	oklch(50.78% 0.164 29.1)
XYZ	xyz(19.4136, 11.6608, 3.1476)
Luminance	0.1166 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03227 #27A5B0

analogous

#B02760 #B03227 #B07727

triadic

#B03227 #27B032 #3227B0

tetradic

#B03227 #60B027 #27A5B0 #7727B0

square

#B03227 #60B027 #27A5B0 #7727B0

split-complementary

#B03227 #27B077 #2760B0

monochromatic

#4C1611 #7E241C #B03227 #D54C40 #E07B72

Accessibility & contrast

On white

6.30

#B03227 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#B03227 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03227

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03227	#FFFFFF	#000000	##FFFFFF
##B03227	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E25

Deuteranopia (green-blind)

#766A22

Tritanopia (blue-blind)

#C20031

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b03227;
/* rgb */ color: rgb(176, 50, 39);
/* oklch */ color: oklch(50.8% 0.164 29.1);

Tailwind

colors: {
  custom: {
    50: '#d07262',
    500: '#b03227',
    950: '#000000',
  },
}

SCSS

$custom: #b03227;
$custom-light: #d07262;
$custom-dark: #000000;

JSON

{
  "hex": "#b03227",
  "rgb": {
    "r": 176,
    "g": 50,
    "b": 39
  },
  "hsl": {
    "h": 4.818,
    "s": 63.721,
    "l": 42.157
  },
  "oklch": {
    "l": 0.50781,
    "c": 0.16436,
    "h": 29.1
  },
  "luminance": 0.11658
}

Semantic roles & 50–950 ramp

primary

#B03227

secondary

#6CBFC7

accent

#D9E741

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B03227

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

Preview Lab → · Contrast checker → · Palette generator →