#90131C#90131C

#90131C is a dark, vivid red. Relative luminance 0.065; OKLCH L 42.1% C 0.158 H 24.6°. Best body text is #FFFFFF at 9.15:1 contrast (WCAG AA passes).

Color values

HEX	#90131C
RGB	rgb(144, 19, 28)
HSL	hsl(356, 77%, 32%)
HSV	hsv(356, 87%, 56%)
CMYK	cmyk(0%, 86.8%, 80.6%, 43.5%)
CIE-LAB	lab(30.59, 49.61, 30.15)
CIE-LCH	lch(30.59, 58.06, 31.29°)
OKLab	oklab(42.1% 0.1434 0.0657)
OKLCH	oklch(42.1% 0.158 24.6)
XYZ	xyz(11.9456, 6.4809, 1.7203)
Luminance	0.0648 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90131C #139087

analogous

#90135B #90131C #904913

triadic

#90131C #1C9013 #131C90

tetradic

#90131C #5B9013 #139087 #491390

square

#90131C #5B9013 #139087 #491390

split-complementary

#90131C #139049 #135B90

monochromatic

#240507 #5A0C11 #90131C #C61A27 #E53945

Accessibility & contrast

On white

9.15

#90131C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#90131C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90131C

9.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90131C	#FFFFFF	#000000	##FFFFFF
##90131C	1.00	9.15	2.30	9.15
#FFFFFF	9.15	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D371B

Deuteranopia (green-blind)

#5B5116

Tritanopia (blue-blind)

#9F0018

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #90131c;
/* rgb */ color: rgb(144, 19, 28);
/* oklch */ color: oklch(42.1% 0.158 24.6);

Tailwind

colors: {
  custom: {
    50: '#ba6158',
    500: '#90131c',
    950: '#000000',
  },
}

SCSS

$custom: #90131c;
$custom-light: #ba6158;
$custom-dark: #000000;

JSON

{
  "hex": "#90131c",
  "rgb": {
    "r": 144,
    "g": 19,
    "b": 28
  },
  "hsl": {
    "h": 355.68,
    "s": 76.687,
    "l": 31.961
  },
  "oklch": {
    "l": 0.42095,
    "c": 0.1577,
    "h": 24.6
  },
  "luminance": 0.06479
}

Semantic roles & 50–950 ramp

primary

#90131C

secondary

#3BC4BA

accent

#F3E635

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #90131C

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

Preview Lab → · Contrast checker → · Palette generator →