#B02A31#B02A31

#B02A31 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.1% C 0.170 H 23.4°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#B02A31
RGB	rgb(176, 42, 49)
HSL	hsl(357, 61%, 43%)
HSV	hsv(357, 76%, 69%)
CMYK	cmyk(0%, 76.1%, 72.2%, 31%)
CIE-LAB	lab(39.77, 53.46, 29.47)
CIE-LCH	lch(39.77, 61.04, 28.87°)
OKLab	oklab(50.15% 0.1561 0.0674)
OKLCH	oklch(50.15% 0.17 23.4)
XYZ	xyz(19.2890, 11.1108, 4.0341)
Luminance	0.1111 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B02A31 #2AB0A9

analogous

#B02A74 #B02A31 #B0662A

triadic

#B02A31 #31B02A #2A31B0

tetradic

#B02A31 #74B02A #2AB0A9 #662AB0

square

#B02A31 #74B02A #2AB0A9 #662AB0

split-complementary

#B02A31 #2AB066 #2A74B0

monochromatic

#4D1215 #7F1E23 #B02A31 #D3454C #DE767C

Accessibility & contrast

On white

6.52

#B02A31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#B02A31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B02A31

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B02A31	#FFFFFF	#000000	##FFFFFF
##B02A31	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524B30

Deuteranopia (green-blind)

#73682C

Tritanopia (blue-blind)

#C2002E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b02a31;
/* rgb */ color: rgb(176, 42, 49);
/* oklch */ color: oklch(50.1% 0.170 23.4);

Tailwind

colors: {
  custom: {
    50: '#d06f69',
    500: '#b02a31',
    950: '#000000',
  },
}

SCSS

$custom: #b02a31;
$custom-light: #d06f69;
$custom-dark: #000000;

JSON

{
  "hex": "#b02a31",
  "rgb": {
    "r": 176,
    "g": 42,
    "b": 49
  },
  "hsl": {
    "h": 356.866,
    "s": 61.468,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50145,
    "c": 0.17002,
    "h": 23.4
  },
  "luminance": 0.11108
}

Semantic roles & 50–950 ramp

primary

#B02A31

secondary

#70C6C1

accent

#E5DC43

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #B02A31

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

Preview Lab → · Contrast checker → · Palette generator →