#90281C#90281C

#90281C is a dark, vivid red. Relative luminance 0.075; OKLCH L 43.9% C 0.141 H 30.2°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#90281C
RGB	rgb(144, 40, 28)
HSL	hsl(6, 67%, 34%)
HSV	hsv(6, 81%, 56%)
CMYK	cmyk(0%, 72.2%, 80.6%, 43.5%)
CIE-LAB	lab(32.99, 42.91, 32.63)
CIE-LCH	lch(32.99, 53.91, 37.25°)
OKLab	oklab(43.88% 0.1223 0.0711)
OKLCH	oklch(43.88% 0.141 30.2)
XYZ	xyz(12.4714, 7.5326, 1.8956)
Luminance	0.0753 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90281C #1C8490

analogous

#901C4A #90281C #90621C

triadic

#90281C #1C9028 #281C90

tetradic

#90281C #4A901C #1C8490 #621C90

square

#90281C #4A901C #1C8490 #621C90

split-complementary

#90281C #1C9062 #1C4A90

monochromatic

#2A0C08 #5D1A12 #90281C #C33626 #DC5A4A

Accessibility & contrast

On white

8.38

#90281C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#90281C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90281C

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90281C	#FFFFFF	#000000	##FFFFFF
##90281C	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F1A

Deuteranopia (green-blind)

#605618

Tritanopia (blue-blind)

#9F0026

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #90281c;
/* rgb */ color: rgb(144, 40, 28);
/* oklch */ color: oklch(43.9% 0.141 30.2);

Tailwind

colors: {
  custom: {
    50: '#b96959',
    500: '#90281c',
    950: '#000000',
  },
}

SCSS

$custom: #90281c;
$custom-light: #b96959;
$custom-dark: #000000;

JSON

{
  "hex": "#90281c",
  "rgb": {
    "r": 144,
    "g": 40,
    "b": 28
  },
  "hsl": {
    "h": 6.207,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.43877,
    "c": 0.14145,
    "h": 30.2
  },
  "luminance": 0.07531
}

Semantic roles & 50–950 ramp

primary

#90281C

secondary

#4AB2BE

accent

#D8EA3D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130703

muted

#827A78

Preview Lab

Preview with #90281C

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

Preview Lab → · Contrast checker → · Palette generator →