#091031#091031

#091031 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.1% C 0.066 H 269.9°. Best body text is #FFFFFF at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#091031
RGB	rgb(9, 16, 49)
HSL	hsl(230, 69%, 11%)
HSV	hsv(230, 82%, 19%)
CMYK	cmyk(81.6%, 67.3%, 0%, 80.8%)
CIE-LAB	lab(5.87, 9.58, -22.60)
CIE-LCH	lch(5.87, 24.55, 292.98°)
OKLab	oklab(19.07% -0.0001 -0.0661)
OKLCH	oklch(19.07% 0.066 269.9)
XYZ	xyz(0.8521, 0.6503, 2.9858)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.76

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#091031 #312A09

analogous

#092431 #091031 #160931

triadic

#091031 #310910 #103109

tetradic

#091031 #310924 #312A09 #093116

square

#091031 #310924 #312A09 #093116

split-complementary

#091031 #311609 #243109

monochromatic

#05081A #05081A #091031 #122165 #1C3298

Accessibility & contrast

On white

18.58

#091031 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#091031 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #091031

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##091031	#FFFFFF	#000000	##FFFFFF
##091031	1.00	18.58	1.13	18.58
#FFFFFF	18.58	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001532

Deuteranopia (green-blind)

#001130

Tritanopia (blue-blind)

#00181E

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #091031;
/* rgb */ color: rgb(9, 16, 49);
/* oklch */ color: oklch(19.1% 0.066 269.9);

Tailwind

colors: {
  custom: {
    50: '#4e4e69',
    500: '#091031',
    950: '#000000',
  },
}

SCSS

$custom: #091031;
$custom-light: #4e4e69;
$custom-dark: #000000;

JSON

{
  "hex": "#091031",
  "rgb": {
    "r": 9,
    "g": 16,
    "b": 49
  },
  "hsl": {
    "h": 229.5,
    "s": 68.966,
    "l": 11.373
  },
  "oklch": {
    "l": 0.19067,
    "c": 0.06615,
    "h": 269.9
  },
  "luminance": 0.0065
}

Semantic roles & 50–950 ramp

primary

#091031

secondary

#6F6227

accent

#CD3CEC

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #091031

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

Preview Lab → · Contrast checker → · Palette generator →