#BB3323#BB3323

#BB3323 is a mid, vivid red. Relative luminance 0.131; OKLCH L 52.8% C 0.175 H 30.4°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX#BB3323
RGBrgb(187, 51, 35)
HSLhsl(6, 68%, 44%)
HSVhsv(6, 81%, 73%)
CMYKcmyk(0%, 72.7%, 81.3%, 26.7%)
CIE-LABlab(42.85, 53.26, 41.38)
CIE-LCHlch(42.85, 67.44, 37.85°)
OKLaboklab(52.77% 0.1512 0.0888)
OKLCHoklch(52.77% 0.175 30.4)
XYZxyz(21.9833, 13.0572, 2.9526)
Luminance0.1305 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#BB3323 #23ABBB
analogous
#BB235F #BB3323 #BB7F23
triadic
#BB3323 #23BB33 #3323BB
tetradic
#BB3323 #5FBB23 #23ABBB #7F23BB
square
#BB3323 #5FBB23 #23ABBB #7F23BB
split-complementary
#BB3323 #23BB7F #235FBB
monochromatic
#541710 #872519 #BB3323 #DB5040 #E57F74

Accessibility & contrast

On white

5.82
#BB3323 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.61
#BB3323 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3323
5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##BB3323#FFFFFF#000000##FFFFFF
##BB33231.005.823.615.82
#FFFFFF5.821.0021.001.00
#0000003.6121.001.0021.00
##FFFFFF5.821.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5220
Deuteranopia (green-blind)
#7E701C
Tritanopia (blue-blind)
#CE0031
Achromatopsia (no color)
#656565

Design tokens & code

CSS
--color: #bb3323;
/* rgb */ color: rgb(187, 51, 35);
/* oklch */ color: oklch(52.8% 0.175 30.4);
Tailwind
colors: {
  custom: {
    50: '#d97460',
    500: '#bb3323',
    950: '#000000',
  },
}
SCSS
$custom: #bb3323;
$custom-light: #d97460;
$custom-dark: #000000;
JSON
{
  "hex": "#bb3323",
  "rgb": {
    "r": 187,
    "g": 51,
    "b": 35
  },
  "hsl": {
    "h": 6.316,
    "s": 68.468,
    "l": 43.529
  },
  "oklch": {
    "l": 0.52774,
    "c": 0.17535,
    "h": 30.4
  },
  "luminance": 0.13054
}

Semantic roles & 50–950 ramp

primary
#BB3323
secondary
#6EC2CC
accent
#D9EB3C
background
#FEF7F5
surface
#FDEDE9
border
#D5C8C5
text
#170905
muted
#857B79

Preview Lab

Preview with #BB3323

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

Preview Lab → · Contrast checker → · Palette generator →

#BB3323 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva