#B03229#B03229

#B03229 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.8% C 0.164 H 28.4°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#B03229
RGB	rgb(176, 50, 41)
HSL	hsl(4, 62%, 43%)
HSV	hsv(4, 77%, 69%)
CMYK	cmyk(0%, 71.6%, 76.7%, 31%)
CIE-LAB	lab(40.69, 50.26, 35.22)
CIE-LCH	lch(40.69, 61.37, 35.02°)
OKLab	oklab(50.8% 0.1443 0.0781)
OKLCH	oklch(50.8% 0.164 28.4)
XYZ	xyz(19.4476, 11.6744, 3.3268)
Luminance	0.1167 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B03229 #29A7B0

analogous

#B02963 #B03229 #B07529

triadic

#B03229 #29B032 #3229B0

tetradic

#B03229 #63B029 #29A7B0 #7529B0

square

#B03229 #63B029 #29A7B0 #7529B0

split-complementary

#B03229 #29B075 #2963B0

monochromatic

#4D1612 #7E241D #B03229 #D34D43 #DF7C75

Accessibility & contrast

On white

6.30

#B03229 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#B03229 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03229

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B03229	#FFFFFF	#000000	##FFFFFF
##B03229	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)

#574E27

Deuteranopia (green-blind)

#766A24

Tritanopia (blue-blind)

#C20031

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #b03229;
/* rgb */ color: rgb(176, 50, 41);
/* oklch */ color: oklch(50.8% 0.164 28.4);

Tailwind

colors: {
  custom: {
    50: '#d07263',
    500: '#b03229',
    950: '#000000',
  },
}

SCSS

$custom: #b03229;
$custom-light: #d07263;
$custom-dark: #000000;

JSON

{
  "hex": "#b03229",
  "rgb": {
    "r": 176,
    "g": 50,
    "b": 41
  },
  "hsl": {
    "h": 4,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.50804,
    "c": 0.16405,
    "h": 28.4
  },
  "luminance": 0.11671
}

Semantic roles & 50–950 ramp

primary

#B03229

secondary

#6FC0C6

accent

#DAE543

background

#FDF7F5

surface

#FBEDEA

border

#D4C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #B03229

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

Preview Lab → · Contrast checker → · Palette generator →