#BB3B34#BB3B34

#BB3B34 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.8% C 0.166 H 27.3°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX#BB3B34
RGBrgb(187, 59, 52)
HSLhsl(3, 56%, 47%)
HSVhsv(3, 72%, 73%)
CMYKcmyk(0%, 68.4%, 72.2%, 26.7%)
CIE-LABlab(44.15, 50.85, 33.33)
CIE-LCHlch(44.15, 60.80, 33.24°)
OKLaboklab(53.81% 0.1471 0.0759)
OKLCHoklch(53.81% 0.166 27.3)
XYZxyz(22.6798, 13.9440, 4.7454)
Luminance0.1394 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#BB3B34 #34B4BB
analogous
#BB3471 #BB3B34 #BB7F34
triadic
#BB3B34 #34BB3B #3B34BB
tetradic
#BB3B34 #71BB34 #34B4BB #7F34BB
square
#BB3B34 #71BB34 #34B4BB #7F34BB
split-complementary
#BB3B34 #34BB7F #3471BB
monochromatic
#5B1D19 #8B2C27 #BB3B34 #D1615B #DF8F8B

Accessibility & contrast

On white

5.54
#BB3B34 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.79
#BB3B34 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #BB3B34
5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##BB3B34#FFFFFF#000000##FFFFFF
##BB3B341.005.543.795.54
#FFFFFF5.541.0021.001.00
#0000003.7921.001.0021.00
##FFFFFF5.541.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5F5732
Deuteranopia (green-blind)
#7F7330
Tritanopia (blue-blind)
#CE143B
Achromatopsia (no color)
#686868

Design tokens & code

CSS
--color: #bb3b34;
/* rgb */ color: rgb(187, 59, 52);
/* oklch */ color: oklch(53.8% 0.166 27.3);
Tailwind
colors: {
  custom: {
    50: '#d7796c',
    500: '#bb3b34',
    950: '#000000',
  },
}
SCSS
$custom: #bb3b34;
$custom-light: #d7796c;
$custom-dark: #000000;
JSON
{
  "hex": "#bb3b34",
  "rgb": {
    "r": 187,
    "g": 59,
    "b": 52
  },
  "hsl": {
    "h": 3.111,
    "s": 56.485,
    "l": 46.863
  },
  "oklch": {
    "l": 0.53808,
    "c": 0.1655,
    "h": 27.3
  },
  "luminance": 0.13941
}

Semantic roles & 50–950 ramp

primary
#BB3B34
secondary
#82C5C9
accent
#D8E048
background
#FEF7F6
surface
#FCEEEB
border
#D5C9C6
text
#160907
muted
#847B7A

Preview Lab

Preview with #BB3B34

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

Preview Lab → · Contrast checker → · Palette generator →

#BB3B34 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva