#90161B#90161B

#90161B is a dark, vivid red. Relative luminance 0.066; OKLCH L 42.3% C 0.156 H 25.5°. Best body text is #FFFFFF at 9.07:1 contrast (WCAG AA passes).

Color values

HEX	#90161B
RGB	rgb(144, 22, 27)
HSL	hsl(358, 73%, 33%)
HSV	hsv(358, 85%, 56%)
CMYK	cmyk(0%, 84.7%, 81.3%, 43.5%)
CIE-LAB	lab(30.84, 48.85, 31.01)
CIE-LCH	lch(30.84, 57.86, 32.41°)
OKLab	oklab(42.27% 0.1407 0.0672)
OKLCH	oklch(42.27% 0.156 25.5)
XYZ	xyz(11.9878, 6.5842, 1.6764)
Luminance	0.0658 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90161B #16908B

analogous

#901658 #90161B #904E16

triadic

#90161B #1B9016 #161B90

tetradic

#90161B #589016 #16908B #4E1690

square

#90161B #589016 #16908B #4E1690

split-complementary

#90161B #16904E #165890

monochromatic

#260607 #5B0E11 #90161B #C51E25 #E23F45

Accessibility & contrast

On white

9.07

#90161B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.32

#90161B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90161B

9.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90161B	#FFFFFF	#000000	##FFFFFF
##90161B	1.00	9.07	2.32	9.07
#FFFFFF	9.07	1.00	21.00	1.00
#000000	2.32	21.00	1.00	21.00
##FFFFFF	9.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E381A

Deuteranopia (green-blind)

#5C5215

Tritanopia (blue-blind)

#9F001A

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #90161b;
/* rgb */ color: rgb(144, 22, 27);
/* oklch */ color: oklch(42.3% 0.156 25.5);

Tailwind

colors: {
  custom: {
    50: '#b96258',
    500: '#90161b',
    950: '#000000',
  },
}

SCSS

$custom: #90161b;
$custom-light: #b96258;
$custom-dark: #000000;

JSON

{
  "hex": "#90161b",
  "rgb": {
    "r": 144,
    "g": 22,
    "b": 27
  },
  "hsl": {
    "h": 357.541,
    "s": 73.494,
    "l": 32.549
  },
  "oklch": {
    "l": 0.42273,
    "c": 0.15595,
    "h": 25.5
  },
  "luminance": 0.06582
}

Semantic roles & 50–950 ramp

primary

#90161B

secondary

#40C2BC

accent

#F0E938

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #90161B

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

Preview Lab → · Contrast checker → · Palette generator →