#90301B#90301B

#90301B is a dark, vivid red. Relative luminance 0.081; OKLCH L 44.8% C 0.134 H 33.9°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX#90301B
RGBrgb(144, 48, 27)
HSLhsl(11, 68%, 34%)
HSVhsv(11, 81%, 56%)
CMYKcmyk(0%, 66.7%, 81.3%, 43.5%)
CIE-LABlab(34.24, 39.45, 34.45)
CIE-LCHlch(34.24, 52.37, 41.13°)
OKLaboklab(44.81% 0.1113 0.0748)
OKLCHoklch(44.81% 0.134 33.9)
XYZxyz(12.7578, 8.1242, 1.9330)
Luminance0.0812 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#90301B #1B7B90
analogous
#901B40 #90301B #906A1B
triadic
#90301B #1B9030 #301B90
tetradic
#90301B #40901B #1B7B90 #6A1B90
square
#90301B #40901B #1B7B90 #6A1B90
split-complementary
#90301B #1B906A #1B4090
monochromatic
#290E08 #5C1F11 #90301B #C44125 #DD6349

Accessibility & contrast

On white

8.00
#90301B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.62
#90301B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90301B
8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##90301B#FFFFFF#000000##FFFFFF
##90301B1.008.002.628.00
#FFFFFF8.001.0021.001.00
#0000002.6221.001.0021.00
##FFFFFF8.001.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4C4318
Deuteranopia (green-blind)
#635817
Tritanopia (blue-blind)
#9F152C
Achromatopsia (no color)
#505050

Design tokens & code

CSS
--color: #90301b;
/* rgb */ color: rgb(144, 48, 27);
/* oklch */ color: oklch(44.8% 0.134 33.9);
Tailwind
colors: {
  custom: {
    50: '#b86d59',
    500: '#90301b',
    950: '#000000',
  },
}
SCSS
$custom: #90301b;
$custom-light: #b86d59;
$custom-dark: #000000;
JSON
{
  "hex": "#90301b",
  "rgb": {
    "r": 144,
    "g": 48,
    "b": 27
  },
  "hsl": {
    "h": 10.769,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.44812,
    "c": 0.13408,
    "h": 33.9
  },
  "luminance": 0.08122
}

Semantic roles & 50–950 ramp

primary
#90301B
secondary
#48A9BF
accent
#CCEB3D
background
#FCF6F5
surface
#F8ECE9
border
#D1C7C5
text
#130703
muted
#827A78

Preview Lab

Preview with #90301B

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

Preview Lab → · Contrast checker → · Palette generator →

#90301B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva