#B02B37#B02B37

#B02B37 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.3% C 0.169 H 21.2°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#B02B37
RGB	rgb(176, 43, 55)
HSL	hsl(355, 61%, 43%)
HSV	hsv(355, 76%, 69%)
CMYK	cmyk(0%, 75.6%, 68.8%, 31%)
CIE-LAB	lab(39.98, 53.42, 26.07)
CIE-LCH	lch(39.98, 59.44, 26.01°)
OKLab	oklab(50.33% 0.1573 0.0609)
OKLCH	oklch(50.33% 0.169 21.2)
XYZ	xyz(19.4601, 11.2366, 4.7579)
Luminance	0.1123 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02B37 #2BB0A4

analogous

#B02B7A #B02B37 #B0612B

triadic

#B02B37 #37B02B #2B37B0

tetradic

#B02B37 #7AB02B #2BB0A4 #612BB0

square

#B02B37 #7AB02B #2BB0A4 #612BB0

split-complementary

#B02B37 #2BB061 #2B7AB0

monochromatic

#4E1318 #7F1F28 #B02B37 #D24653 #DE7881

Accessibility & contrast

On white

6.47

#B02B37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#B02B37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02B37

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02B37	#FFFFFF	#000000	##FFFFFF
##B02B37	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524C36

Deuteranopia (green-blind)

#736833

Tritanopia (blue-blind)

#C20031

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b02b37;
/* rgb */ color: rgb(176, 43, 55);
/* oklch */ color: oklch(50.3% 0.169 21.2);

Tailwind

colors: {
  custom: {
    50: '#cf706d',
    500: '#b02b37',
    950: '#000000',
  },
}

SCSS

$custom: #b02b37;
$custom-light: #cf706d;
$custom-dark: #000000;

JSON

{
  "hex": "#b02b37",
  "rgb": {
    "r": 176,
    "g": 43,
    "b": 55
  },
  "hsl": {
    "h": 354.586,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.5033,
    "c": 0.16867,
    "h": 21.2
  },
  "luminance": 0.11234
}

Semantic roles & 50–950 ramp

primary

#B02B37

secondary

#71C6BE

accent

#E4D544

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #B02B37

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

Preview Lab → · Contrast checker → · Palette generator →