#901917#901917

#901917 is a dark, vivid red. Relative luminance 0.067; OKLCH L 42.4% C 0.154 H 27.5°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).

Color values

HEX	#901917
RGB	rgb(144, 25, 23)
HSL	hsl(1, 72%, 33%)
HSV	hsv(1, 84%, 56%)
CMYK	cmyk(0%, 82.6%, 84%, 43.5%)
CIE-LAB	lab(31.09, 47.91, 33.57)
CIE-LCH	lch(31.09, 58.50, 35.02°)
OKLab	oklab(42.44% 0.1369 0.0714)
OKLCH	oklch(42.44% 0.154 27.5)
XYZ	xyz(12.0054, 6.6884, 1.4693)
Luminance	0.0669 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#901917 #178E90

analogous

#901751 #901917 #905617

triadic

#901917 #179019 #191790

tetradic

#901917 #519017 #178E90 #561790

square

#901917 #519017 #178E90 #561790

split-complementary

#901917 #179056 #175190

monochromatic

#260706 #5B100F #901917 #C5221F #E14341

Accessibility & contrast

On white

8.99

#901917 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#901917 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #901917

8.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##901917	#FFFFFF	#000000	##FFFFFF
##901917	1.00	8.99	2.34	8.99
#FFFFFF	8.99	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#403915

Deuteranopia (green-blind)

#5D5211

Tritanopia (blue-blind)

#9F001B

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #901917;
/* rgb */ color: rgb(144, 25, 23);
/* oklch */ color: oklch(42.4% 0.154 27.5);

Tailwind

colors: {
  custom: {
    50: '#ba6355',
    500: '#901917',
    950: '#000000',
  },
}

SCSS

$custom: #901917;
$custom-light: #ba6355;
$custom-dark: #000000;

JSON

{
  "hex": "#901917",
  "rgb": {
    "r": 144,
    "g": 25,
    "b": 23
  },
  "hsl": {
    "h": 0.992,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.42443,
    "c": 0.15439,
    "h": 27.5
  },
  "luminance": 0.06686
}

Semantic roles & 50–950 ramp

primary

#901917

secondary

#42BFC1

accent

#ECEF39

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #901917

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

Preview Lab → · Contrast checker → · Palette generator →