#B3282A#B3282A

#B3282A is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.4% C 0.175 H 25.6°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#B3282A
RGB	rgb(179, 40, 42)
HSL	hsl(359, 63%, 43%)
HSV	hsv(359, 78%, 70%)
CMYK	cmyk(0%, 77.7%, 76.5%, 29.8%)
CIE-LAB	lab(40.03, 54.72, 34.10)
CIE-LCH	lch(40.03, 64.48, 31.93°)
OKLab	oklab(50.42% 0.1582 0.0757)
OKLCH	oklch(50.42% 0.175 25.6)
XYZ	xyz(19.7695, 11.2716, 3.3247)
Luminance	0.1127 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3282A #28B3B1

analogous

#B3286F #B3282A #B36C28

triadic

#B3282A #2AB328 #282AB3

tetradic

#B3282A #6FB328 #28B3B1 #6C28B3

square

#B3282A #6FB328 #28B3B1 #6C28B3

split-complementary

#B3282A #28B36C #286FB3

monochromatic

#4F1213 #811D1E #B3282A #D54345 #E07577

Accessibility & contrast

On white

6.45

#B3282A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#B3282A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3282A

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3282A	#FFFFFF	#000000	##FFFFFF
##B3282A	1.00	6.45	3.25	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B28

Deuteranopia (green-blind)

#756924

Tritanopia (blue-blind)

#C5002B

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b3282a;
/* rgb */ color: rgb(179, 40, 42);
/* oklch */ color: oklch(50.4% 0.175 25.6);

Tailwind

colors: {
  custom: {
    50: '#d36e64',
    500: '#b3282a',
    950: '#000000',
  },
}

SCSS

$custom: #b3282a;
$custom-light: #d36e64;
$custom-dark: #000000;

JSON

{
  "hex": "#b3282a",
  "rgb": {
    "r": 179,
    "g": 40,
    "b": 42
  },
  "hsl": {
    "h": 359.137,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.50421,
    "c": 0.17535,
    "h": 25.6
  },
  "luminance": 0.11268
}

Semantic roles & 50–950 ramp

primary

#B3282A

secondary

#6FC8C6

accent

#E6E441

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160805

muted

#847B7A

Preview Lab

Preview with #B3282A

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

Preview Lab → · Contrast checker → · Palette generator →