#B5504F#B5504F

#B5504F is a mid, vivid red. Relative luminance 0.161; OKLCH L 56.0% C 0.132 H 22.8°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX#B5504F
RGBrgb(181, 80, 79)
HSLhsl(1, 41%, 51%)
HSVhsv(1, 56%, 71%)
CMYKcmyk(0%, 55.8%, 56.4%, 29%)
CIE-LABlab(47.14, 40.93, 20.85)
CIE-LCHlch(47.14, 45.94, 27.00°)
OKLaboklab(56% 0.1216 0.0512)
OKLCHoklch(56% 0.132 22.8)
XYZxyz(23.3379, 16.1284, 9.2797)
Luminance0.1613 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B5504F #4FB4B5
analogous
#B54F81 #B5504F #B5834F
triadic
#B5504F #4FB550 #504FB5
tetradic
#B5504F #81B54F #4FB4B5 #834FB5
square
#B5504F #81B54F #4FB4B5 #834FB5
split-complementary
#B5504F #4FB583 #4F81B5
monochromatic
#612929 #8C3C3B #B5504F #C77B7A #D9A6A5

Accessibility & contrast

On white

4.97
#B5504F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.23
#B5504F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B5504F
4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B5504F#FFFFFF#000000##FFFFFF
##B5504F1.004.974.234.97
#FFFFFF4.971.0021.001.00
#0000004.2321.001.0021.00
##FFFFFF4.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#68634E
Deuteranopia (green-blind)
#81784D
Tritanopia (blue-blind)
#C53F51
Achromatopsia (no color)
#707070

Design tokens & code

CSS
--color: #b5504f;
/* rgb */ color: rgb(181, 80, 79);
/* oklch */ color: oklch(56.0% 0.132 22.8);
Tailwind
colors: {
  custom: {
    50: '#d08480',
    500: '#b5504f',
    950: '#000000',
  },
}
SCSS
$custom: #b5504f;
$custom-light: #d08480;
$custom-dark: #000000;
JSON
{
  "hex": "#b5504f",
  "rgb": {
    "r": 181,
    "g": 80,
    "b": 79
  },
  "hsl": {
    "h": 0.588,
    "s": 40.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.56003,
    "c": 0.13199,
    "h": 22.8
  },
  "luminance": 0.16126
}

Semantic roles & 50–950 ramp

primary
#B5504F
secondary
#99C6C6
accent
#CFD157
background
#FDF8F7
surface
#FAEFEE
border
#D3CAC9
text
#150B0A
muted
#837C7C

Preview Lab

Preview with #B5504F

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

Preview Lab → · Contrast checker → · Palette generator →

#B5504F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva