#B02F37#B02F37

#B02F37 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.7% C 0.165 H 22.2°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#B02F37
RGB	rgb(176, 47, 55)
HSL	hsl(356, 58%, 44%)
HSV	hsv(356, 73%, 69%)
CMYK	cmyk(0%, 73.3%, 68.8%, 31%)
CIE-LAB	lab(40.48, 52.02, 26.68)
CIE-LCH	lch(40.48, 58.46, 27.15°)
OKLab	oklab(50.7% 0.1528 0.0623)
OKLCH	oklch(50.7% 0.165 22.2)
XYZ	xyz(19.6127, 11.5419, 4.8088)
Luminance	0.1154 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02F37 #2FB0A8

analogous

#B02F77 #B02F37 #B0672F

triadic

#B02F37 #37B02F #2F37B0

tetradic

#B02F37 #77B02F #2FB0A8 #672FB0

square

#B02F37 #77B02F #2FB0A8 #672FB0

split-complementary

#B02F37 #2FB067 #2F77B0

monochromatic

#4F1519 #802228 #B02F37 #CF4D55 #DC7D83

Accessibility & contrast

On white

6.35

#B02F37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#B02F37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02F37

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02F37	#FFFFFF	#000000	##FFFFFF
##B02F37	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544E36

Deuteranopia (green-blind)

#746933

Tritanopia (blue-blind)

#C10033

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #b02f37;
/* rgb */ color: rgb(176, 47, 55);
/* oklch */ color: oklch(50.7% 0.165 22.2);

Tailwind

colors: {
  custom: {
    50: '#cf716d',
    500: '#b02f37',
    950: '#000000',
  },
}

SCSS

$custom: #b02f37;
$custom-light: #cf716d;
$custom-dark: #000000;

JSON

{
  "hex": "#b02f37",
  "rgb": {
    "r": 176,
    "g": 47,
    "b": 55
  },
  "hsl": {
    "h": 356.279,
    "s": 57.848,
    "l": 43.725
  },
  "oklch": {
    "l": 0.50704,
    "c": 0.16504,
    "h": 22.2
  },
  "luminance": 0.11539
}

Semantic roles & 50–950 ramp

primary

#B02F37

secondary

#76C5C0

accent

#E1D847

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #B02F37

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

Preview Lab → · Contrast checker → · Palette generator →