#B02637#B02637

#B02637 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.9% C 0.173 H 20.1°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#B02637
RGB	rgb(176, 38, 55)
HSL	hsl(353, 64%, 42%)
HSV	hsv(353, 78%, 69%)
CMYK	cmyk(0%, 78.4%, 68.8%, 31%)
CIE-LAB	lab(39.40, 55.02, 25.36)
CIE-LCH	lch(39.40, 60.59, 24.74°)
OKLab	oklab(49.91% 0.1624 0.0593)
OKLCH	oklch(49.91% 0.173 20.1)
XYZ	xyz(19.2894, 10.8951, 4.7010)
Luminance	0.1089 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02637 #26B09F

analogous

#B0267C #B02637 #B05A26

triadic

#B02637 #37B026 #2637B0

tetradic

#B02637 #7CB026 #26B09F #5A26B0

square

#B02637 #7CB026 #26B09F #5A26B0

split-complementary

#B02637 #26B05A #267CB0

monochromatic

#4B1018 #7E1B27 #B02637 #D53E51 #E0707E

Accessibility & contrast

On white

6.61

#B02637 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#B02637 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02637

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02637	#FFFFFF	#000000	##FFFFFF
##B02637	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4A37

Deuteranopia (green-blind)

#726733

Tritanopia (blue-blind)

#C2002E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #b02637;
/* rgb */ color: rgb(176, 38, 55);
/* oklch */ color: oklch(49.9% 0.173 20.1);

Tailwind

colors: {
  custom: {
    50: '#d06e6d',
    500: '#b02637',
    950: '#000000',
  },
}

SCSS

$custom: #b02637;
$custom-light: #d06e6d;
$custom-dark: #000000;

JSON

{
  "hex": "#b02637",
  "rgb": {
    "r": 176,
    "g": 38,
    "b": 55
  },
  "hsl": {
    "h": 352.609,
    "s": 64.486,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49905,
    "c": 0.17292,
    "h": 20.1
  },
  "luminance": 0.10892
}

Semantic roles & 50–950 ramp

primary

#B02637

secondary

#6BC7BC

accent

#E7D340

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #B02637

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

Preview Lab → · Contrast checker → · Palette generator →