#B03B29#B03B29

#B03B29 is a mid, vivid red. Relative luminance 0.125; OKLCH L 51.8% C 0.156 H 31.4°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX#B03B29
RGBrgb(176, 59, 41)
HSLhsl(8, 62%, 43%)
HSVhsv(8, 77%, 69%)
CMYKcmyk(0%, 66.5%, 76.7%, 31%)
CIE-LABlab(42.03, 46.61, 36.66)
CIE-LCHlch(42.03, 59.30, 38.18°)
OKLaboklab(51.81% 0.1329 0.0812)
OKLCHoklch(51.81% 0.156 31.4)
XYZxyz(19.8709, 12.5210, 3.4679)
Luminance0.1252 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#B03B29 #299EB0
analogous
#B0295A #B03B29 #B07E29
triadic
#B03B29 #29B03B #3B29B0
tetradic
#B03B29 #5AB029 #299EB0 #7E29B0
square
#B03B29 #5AB029 #299EB0 #7E29B0
split-complementary
#B03B29 #29B07E #295AB0
monochromatic
#4D1A12 #7E2A1D #B03B29 #D35643 #DF8375

Accessibility & contrast

On white

5.99
#B03B29 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.50
#B03B29 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B03B29
5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##B03B29#FFFFFF#000000##FFFFFF
##B03B291.005.993.505.99
#FFFFFF5.991.0021.001.00
#0000003.5021.001.0021.00
##FFFFFF5.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C5326
Deuteranopia (green-blind)
#796D25
Tritanopia (blue-blind)
#C21938
Achromatopsia (no color)
#636363

Design tokens & code

CSS
--color: #b03b29;
/* rgb */ color: rgb(176, 59, 41);
/* oklch */ color: oklch(51.8% 0.156 31.4);
Tailwind
colors: {
  custom: {
    50: '#d07764',
    500: '#b03b29',
    950: '#000000',
  },
}
SCSS
$custom: #b03b29;
$custom-light: #d07764;
$custom-dark: #000000;
JSON
{
  "hex": "#b03b29",
  "rgb": {
    "r": 176,
    "g": 59,
    "b": 41
  },
  "hsl": {
    "h": 8,
    "s": 62.212,
    "l": 42.549
  },
  "oklch": {
    "l": 0.51808,
    "c": 0.15571,
    "h": 31.4
  },
  "luminance": 0.12518
}

Semantic roles & 50–950 ramp

primary
#B03B29
secondary
#6FBBC6
accent
#D0E543
background
#FDF7F6
surface
#FBEDEB
border
#D4C8C6
text
#150905
muted
#837B7A

Preview Lab

Preview with #B03B29

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

Preview Lab → · Contrast checker → · Palette generator →

#B03B29 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva