#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
RGBrgb(179, 39, 42)
HSLhsl(359, 64%, 43%)
HSVhsv(359, 78%, 70%)
CMYKcmyk(0%, 78.2%, 76.5%, 29.8%)
CIE-LABlab(39.92, 55.03, 33.98)
CIE-LCHlch(39.92, 64.68, 31.69°)
OKLaboklab(50.34% 0.1592 0.0754)
OKLCHoklch(50.34% 0.176 25.4)
XYZxyz(19.7362, 11.2050, 3.3136)
Luminance0.1120 (WCAG relative)
Temperaturewarm
Familyred

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
##B3272A1.006.483.246.48
#FFFFFF6.481.0021.001.00
#0000003.2421.001.0021.00
##FFFFFF6.481.0021.001.00

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 →

#B3272A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva