#90301A#90301A

#90301A is a dark, vivid red. Relative luminance 0.081; OKLCH L 44.8% C 0.134 H 34.3°. Best body text is #FFFFFF at 8.00:1 contrast (WCAG AA passes).

Color values

HEX	#90301A
RGB	rgb(144, 48, 26)
HSL	hsl(11, 69%, 33%)
HSV	hsv(11, 82%, 56%)
CMYK	cmyk(0%, 66.7%, 81.9%, 43.5%)
CIE-LAB	lab(34.23, 39.42, 34.97)
CIE-LCH	lch(34.23, 52.70, 41.58°)
OKLab	oklab(44.8% 0.111 0.0756)
OKLCH	oklch(44.8% 0.134 34.3)
XYZ	xyz(12.7464, 8.1196, 1.8732)
Luminance	0.0812 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90301A #1A7A90

analogous

#901A3F #90301A #906B1A

triadic

#90301A #1A9030 #301A90

tetradic

#90301A #3F901A #1A7A90 #6B1A90

square

#90301A #3F901A #1A7A90 #6B1A90

split-complementary

#90301A #1A906B #1A3F90

monochromatic

#280D07 #5C1F11 #90301A #C44123 #DE6347

Accessibility & contrast

On white

8.00

#90301A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.62

#90301A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90301A

8.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90301A	#FFFFFF	#000000	##FFFFFF
##90301A	1.00	8.00	2.62	8.00
#FFFFFF	8.00	1.00	21.00	1.00
#000000	2.62	21.00	1.00	21.00
##FFFFFF	8.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4317

Deuteranopia (green-blind)

#635816

Tritanopia (blue-blind)

#9F142C

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #90301a;
/* rgb */ color: rgb(144, 48, 26);
/* oklch */ color: oklch(44.8% 0.134 34.3);

Tailwind

colors: {
  custom: {
    50: '#b86d58',
    500: '#90301a',
    950: '#000000',
  },
}

SCSS

$custom: #90301a;
$custom-light: #b86d58;
$custom-dark: #000000;

JSON

{
  "hex": "#90301a",
  "rgb": {
    "r": 144,
    "g": 48,
    "b": 26
  },
  "hsl": {
    "h": 11.186,
    "s": 69.412,
    "l": 33.333
  },
  "oklch": {
    "l": 0.44802,
    "c": 0.1343,
    "h": 34.3
  },
  "luminance": 0.08118
}

Semantic roles & 50–950 ramp

primary

#90301A

secondary

#47A9BF

accent

#CBEC3C

background

#FCF6F5

surface

#F8ECE9

border

#D1C7C5

text

#130703

muted

#827A78

Preview Lab

Preview with #90301A

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

Preview Lab → · Contrast checker → · Palette generator →