#B32815#B32815

#B32815 is a mid, vivid red. Relative luminance 0.112; OKLCH L 50.2% C 0.178 H 31.2°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX#B32815
RGBrgb(179, 40, 21)
HSLhsl(7, 79%, 39%)
HSVhsv(7, 88%, 70%)
CMYKcmyk(0%, 77.7%, 88.3%, 29.8%)
CIE-LABlab(39.85, 54.11, 44.99)
CIE-LCHlch(39.85, 70.37, 39.74°)
OKLaboklab(50.22% 0.1523 0.0921)
OKLCHoklch(50.22% 0.178 31.2)
XYZxyz(19.4870, 11.1586, 1.8371)
Luminance0.1115 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B32815 #15A0B3
analogous
#B31551 #B32815 #B37715
triadic
#B32815 #15B328 #2815B3
tetradic
#B32815 #51B315 #15A0B3 #7715B3
square
#B32815 #51B315 #15A0B3 #7715B3
split-complementary
#B32815 #15B377 #1551B3
monochromatic
#451008 #7C1C0F #B32815 #E53820 #EB6957

Accessibility & contrast

On white

6.50
#B32815 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.23
#B32815 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B32815
6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B32815#FFFFFF#000000##FFFFFF
##B328151.006.503.236.50
#FFFFFF6.501.0021.001.00
#0000003.2321.001.0021.00
##FFFFFF6.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#544A10
Deuteranopia (green-blind)
#766909
Tritanopia (blue-blind)
#C60026
Achromatopsia (no color)
#5E5E5E

Design tokens & code

CSS
--color: #b32815;
/* rgb */ color: rgb(179, 40, 21);
/* oklch */ color: oklch(50.2% 0.178 31.2);
Tailwind
colors: {
  custom: {
    50: '#d46e56',
    500: '#b32815',
    950: '#000000',
  },
}
SCSS
$custom: #b32815;
$custom-light: #d46e56;
$custom-dark: #000000;
JSON
{
  "hex": "#b32815",
  "rgb": {
    "r": 179,
    "g": 40,
    "b": 21
  },
  "hsl": {
    "h": 7.215,
    "s": 79,
    "l": 39.216
  },
  "oklch": {
    "l": 0.50222,
    "c": 0.17797,
    "h": 31.2
  },
  "luminance": 0.11155
}

Semantic roles & 50–950 ramp

primary
#B32815
secondary
#56C0CE
accent
#DEF532
background
#FEF7F5
surface
#FDEDE9
border
#D5C8C5
text
#160803
muted
#847B78

Preview Lab

Preview with #B32815

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

Preview Lab → · Contrast checker → · Palette generator →

#B32815 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva