#B3302E#B3302E

#B3302E is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.2% C 0.168 H 26.1°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#B3302E
RGB	rgb(179, 48, 46)
HSL	hsl(1, 59%, 44%)
HSV	hsv(1, 74%, 70%)
CMYK	cmyk(0%, 73.2%, 74.3%, 29.8%)
CIE-LAB	lab(41.05, 52.18, 32.89)
CIE-LCH	lch(41.05, 61.68, 32.23°)
OKLab	oklab(51.2% 0.151 0.0741)
OKLCH	oklch(51.2% 0.168 26.1)
XYZ	xyz(20.1428, 11.8979, 3.8202)
Luminance	0.1190 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3302E #2EB1B3

analogous

#B32E6F #B3302E #B3732E

triadic

#B3302E #2EB330 #302EB3

tetradic

#B3302E #6FB32E #2EB1B3 #732EB3

square

#B3302E #6FB32E #2EB1B3 #732EB3

split-complementary

#B3302E #2EB373 #2E6FB3

monochromatic

#521615 #822321 #B3302E #D14F4D #DE7F7E

Accessibility & contrast

On white

6.21

#B3302E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B3302E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3302E

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3302E	#FFFFFF	#000000	##FFFFFF
##B3302E	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564F2C

Deuteranopia (green-blind)

#776B29

Tritanopia (blue-blind)

#C50031

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b3302e;
/* rgb */ color: rgb(179, 48, 46);
/* oklch */ color: oklch(51.2% 0.168 26.1);

Tailwind

colors: {
  custom: {
    50: '#d27267',
    500: '#b3302e',
    950: '#000000',
  },
}

SCSS

$custom: #b3302e;
$custom-light: #d27267;
$custom-dark: #000000;

JSON

{
  "hex": "#b3302e",
  "rgb": {
    "r": 179,
    "g": 48,
    "b": 46
  },
  "hsl": {
    "h": 0.902,
    "s": 59.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51196,
    "c": 0.1682,
    "h": 26.1
  },
  "luminance": 0.11895
}

Semantic roles & 50–950 ramp

primary

#B3302E

secondary

#76C5C6

accent

#E0E246

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160806

muted

#847B7A

Preview Lab

Preview with #B3302E

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

Preview Lab → · Contrast checker → · Palette generator →