#091237#091237

#091237 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.2% C 0.073 H 268.5°. Best body text is #FFFFFF at 18.21:1 contrast (WCAG AA passes).

Color values

HEX	#091237
RGB	rgb(9, 18, 55)
HSL	hsl(228, 72%, 13%)
HSV	hsv(228, 84%, 22%)
CMYK	cmyk(83.6%, 67.3%, 0%, 78.4%)
CIE-LAB	lab(6.92, 11.42, -25.30)
CIE-LCH	lch(6.92, 27.76, 294.29°)
OKLab	oklab(20.16% -0.0019 -0.0732)
OKLCH	oklch(20.16% 0.073 268.5)
XYZ	xyz(1.0183, 0.7664, 3.7080)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#091237 #372E09

analogous

#092937 #091237 #170937

triadic

#091237 #370912 #123709

tetradic

#091237 #370929 #372E09 #093717

square

#091237 #370929 #372E09 #093717

split-complementary

#091237 #371709 #293709

monochromatic

#04091A #04091A #091237 #12236C #1A34A0

Accessibility & contrast

On white

18.21

#091237 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#091237 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #091237

18.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##091237	#FFFFFF	#000000	##FFFFFF
##091237	1.00	18.21	1.15	18.21
#FFFFFF	18.21	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001838

Deuteranopia (green-blind)

#001336

Tritanopia (blue-blind)

#001B22

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #091237;
/* rgb */ color: rgb(9, 18, 55);
/* oklch */ color: oklch(20.2% 0.073 268.5);

Tailwind

colors: {
  custom: {
    50: '#504f6e',
    500: '#091237',
    950: '#000000',
  },
}

SCSS

$custom: #091237;
$custom-light: #504f6e;
$custom-dark: #000000;

JSON

{
  "hex": "#091237",
  "rgb": {
    "r": 9,
    "g": 18,
    "b": 55
  },
  "hsl": {
    "h": 228.261,
    "s": 71.875,
    "l": 12.549
  },
  "oklch": {
    "l": 0.20158,
    "c": 0.07323,
    "h": 268.5
  },
  "luminance": 0.00767
}

Semantic roles & 50–950 ramp

primary

#091237

secondary

#756627

accent

#CB39EF

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020207

muted

#78787A

Preview Lab

Preview with #091237

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

Preview Lab → · Contrast checker → · Palette generator →