#B3272A#B3272A

#B3272A is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.3% C 0.176 H 25.4°. Best body text is #FFFFFF at 6.48:1 contrast (WCAG AA passes).

Color values

HEX	#B3272A
RGB	rgb(179, 39, 42)
HSL	hsl(359, 64%, 43%)
HSV	hsv(359, 78%, 70%)
CMYK	cmyk(0%, 78.2%, 76.5%, 29.8%)
CIE-LAB	lab(39.92, 55.03, 33.98)
CIE-LCH	lch(39.92, 64.68, 31.69°)
OKLab	oklab(50.34% 0.1592 0.0754)
OKLCH	oklch(50.34% 0.176 25.4)
XYZ	xyz(19.7362, 11.2050, 3.3136)
Luminance	0.1120 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3272A #27B3B0

analogous

#B32770 #B3272A #B36A27

triadic

#B3272A #2AB327 #272AB3

tetradic

#B3272A #70B327 #27B3B0 #6A27B3

square

#B3272A #70B327 #27B3B0 #6A27B3

split-complementary

#B3272A #27B36A #2770B3

monochromatic

#4E1112 #811C1E #B3272A #D64145 #E17476

Accessibility & contrast

On white

6.48

#B3272A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.24

#B3272A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3272A

6.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3272A	#FFFFFF	#000000	##FFFFFF
##B3272A	1.00	6.48	3.24	6.48
#FFFFFF	6.48	1.00	21.00	1.00
#000000	3.24	21.00	1.00	21.00
##FFFFFF	6.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524B28

Deuteranopia (green-blind)

#756924

Tritanopia (blue-blind)

#C5002A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #b3272a;
/* rgb */ color: rgb(179, 39, 42);
/* oklch */ color: oklch(50.3% 0.176 25.4);

Tailwind

colors: {
  custom: {
    50: '#d36e64',
    500: '#b3272a',
    950: '#000000',
  },
}

SCSS

$custom: #b3272a;
$custom-light: #d36e64;
$custom-dark: #000000;

JSON

{
  "hex": "#b3272a",
  "rgb": {
    "r": 179,
    "g": 39,
    "b": 42
  },
  "hsl": {
    "h": 358.714,
    "s": 64.22,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50339,
    "c": 0.17612,
    "h": 25.4
  },
  "luminance": 0.11202
}

Semantic roles & 50–950 ramp

primary

#B3272A

secondary

#6EC8C6

accent

#E7E441

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160805

muted

#847B7A

Preview Lab

Preview with #B3272A

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

Preview Lab → · Contrast checker → · Palette generator →