#B6303D#B6303D

#B6303D is a mid, vivid red. Relative luminance 0.124; OKLCH L 52.0% C 0.170 H 20.3°. Best body text is #FFFFFF at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#B6303D
RGB	rgb(182, 48, 61)
HSL	hsl(354, 58%, 45%)
HSV	hsv(354, 74%, 71%)
CMYK	cmyk(0%, 73.6%, 66.5%, 28.6%)
CIE-LAB	lab(41.84, 53.87, 24.95)
CIE-LCH	lch(41.84, 59.37, 24.85°)
OKLab	oklab(51.96% 0.1592 0.059)
OKLCH	oklch(51.96% 0.17 20.3)
XYZ	xyz(21.1929, 12.3991, 5.6913)
Luminance	0.1240 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B6303D #30B6A9

analogous

#B63080 #B6303D #B66630

triadic

#B6303D #3DB630 #303DB6

tetradic

#B6303D #80B630 #30B6A9 #6630B6

square

#B6303D #80B630 #30B6A9 #6630B6

split-complementary

#B6303D #30B666 #3080B6

monochromatic

#55161D #86232D #B6303D #D1525E #DE828B

Accessibility & contrast

On white

6.04

#B6303D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#B6303D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B6303D

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B6303D	#FFFFFF	#000000	##FFFFFF
##B6303D	1.00	6.04	3.48	6.04
#FFFFFF	6.04	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56513C

Deuteranopia (green-blind)

#786D39

Tritanopia (blue-blind)

#C80036

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b6303d;
/* rgb */ color: rgb(182, 48, 61);
/* oklch */ color: oklch(52.0% 0.170 20.3);

Tailwind

colors: {
  custom: {
    50: '#d37372',
    500: '#b6303d',
    950: '#000000',
  },
}

SCSS

$custom: #b6303d;
$custom-light: #d37372;
$custom-dark: #000000;

JSON

{
  "hex": "#b6303d",
  "rgb": {
    "r": 182,
    "g": 48,
    "b": 61
  },
  "hsl": {
    "h": 354.179,
    "s": 58.261,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51958,
    "c": 0.16979,
    "h": 20.3
  },
  "luminance": 0.12396
}

Semantic roles & 50–950 ramp

primary

#B6303D

secondary

#7BC7C0

accent

#E1D246

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160908

muted

#847B7B

Preview Lab

Preview with #B6303D

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

Preview Lab → · Contrast checker → · Palette generator →