#B02A37#B02A37

#B02A37 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.2% C 0.170 H 20.9°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#B02A37
RGB	rgb(176, 42, 55)
HSL	hsl(354, 61%, 43%)
HSV	hsv(354, 76%, 69%)
CMYK	cmyk(0%, 76.1%, 68.8%, 31%)
CIE-LAB	lab(39.86, 53.75, 25.92)
CIE-LCH	lch(39.86, 59.67, 25.74°)
OKLab	oklab(50.24% 0.1584 0.0606)
OKLCH	oklch(50.24% 0.17 20.9)
XYZ	xyz(19.4242, 11.1648, 4.7459)
Luminance	0.1116 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02A37 #2AB0A3

analogous

#B02A7A #B02A37 #B0602A

triadic

#B02A37 #37B02A #2A37B0

tetradic

#B02A37 #7AB02A #2AB0A3 #602AB0

square

#B02A37 #7AB02A #2AB0A3 #602AB0

split-complementary

#B02A37 #2AB060 #2A7AB0

monochromatic

#4D1218 #7F1E28 #B02A37 #D34552 #DE7680

Accessibility & contrast

On white

6.50

#B02A37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#B02A37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02A37

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02A37	#FFFFFF	#000000	##FFFFFF
##B02A37	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514C36

Deuteranopia (green-blind)

#736833

Tritanopia (blue-blind)

#C20030

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b02a37;
/* rgb */ color: rgb(176, 42, 55);
/* oklch */ color: oklch(50.2% 0.170 20.9);

Tailwind

colors: {
  custom: {
    50: '#cf6f6d',
    500: '#b02a37',
    950: '#000000',
  },
}

SCSS

$custom: #b02a37;
$custom-light: #cf6f6d;
$custom-dark: #000000;

JSON

{
  "hex": "#b02a37",
  "rgb": {
    "r": 176,
    "g": 42,
    "b": 55
  },
  "hsl": {
    "h": 354.179,
    "s": 61.468,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50241,
    "c": 0.16955,
    "h": 20.9
  },
  "luminance": 0.11162
}

Semantic roles & 50–950 ramp

primary

#B02A37

secondary

#70C6BE

accent

#E5D543

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #B02A37

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

Preview Lab → · Contrast checker → · Palette generator →