#B03135#B03135

#B03135 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.9% C 0.163 H 23.6°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX#B03135
RGBrgb(176, 49, 53)
HSLhsl(358, 56%, 44%)
HSVhsv(358, 72%, 69%)
CMYKcmyk(0%, 72.2%, 69.9%, 31%)
CIE-LABlab(40.71, 51.18, 28.18)
CIE-LCHlch(40.71, 58.43, 28.84°)
OKLaboklab(50.87% 0.1497 0.0653)
OKLCHoklch(50.87% 0.163 23.6)
XYZxyz(19.6476, 11.6867, 4.5887)
Luminance0.1168 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B03135 #31B0AC
analogous
#B03175 #B03135 #B06D31
triadic
#B03135 #35B031 #3135B0
tetradic
#B03135 #75B031 #31B0AC #6D31B0
square
#B03135 #75B031 #31B0AC #6D31B0
split-complementary
#B03135 #31B06D #3175B0
monochromatic
#501618 #802427 #B03135 #CE5054 #DC8083

Accessibility & contrast

On white

6.29
#B03135 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.34
#B03135 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03135
6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B03135#FFFFFF#000000##FFFFFF
##B031351.006.293.346.29
#FFFFFF6.291.0021.001.00
#0000003.3421.001.0021.00
##FFFFFF6.291.0021.001.00

Color blindness preview

Protanopia (red-blind)
#554F34
Deuteranopia (green-blind)
#756A31
Tritanopia (blue-blind)
#C10034
Achromatopsia (no color)
#606060

Design tokens & code

CSS
--color: #b03135;
/* rgb */ color: rgb(176, 49, 53);
/* oklch */ color: oklch(50.9% 0.163 23.6);
Tailwind
colors: {
  custom: {
    50: '#cf726c',
    500: '#b03135',
    950: '#000000',
  },
}
SCSS
$custom: #b03135;
$custom-light: #cf726c;
$custom-dark: #000000;
JSON
{
  "hex": "#b03135",
  "rgb": {
    "r": 176,
    "g": 49,
    "b": 53
  },
  "hsl": {
    "h": 358.11,
    "s": 56.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.50869,
    "c": 0.16335,
    "h": 23.6
  },
  "luminance": 0.11684
}

Semantic roles & 50–950 ramp

primary
#B03135
secondary
#78C5C2
accent
#E0DB48
background
#FDF7F6
surface
#FBEDEB
border
#D4C8C6
text
#150807
muted
#837B7A

Preview Lab

Preview with #B03135

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

Preview Lab → · Contrast checker → · Palette generator →

#B03135 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva