#090737#090737

#090737 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.8% C 0.089 H 274.6°. Best body text is #FFFFFF at 19.14:1 contrast (WCAG AA passes).

Color values

HEX	#090737
RGB	rgb(9, 7, 55)
HSL	hsl(243, 77%, 12%)
HSV	hsv(243, 87%, 22%)
CMYK	cmyk(83.6%, 87.3%, 0%, 78.4%)
CIE-LAB	lab(4.39, 17.03, -29.40)
CIE-LCH	lch(4.39, 33.98, 300.08°)
OKLab	oklab(17.81% 0.0071 -0.0887)
OKLCH	oklch(17.81% 0.089 274.6)
XYZ	xyz(0.8780, 0.4858, 3.6612)
Luminance	0.0049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090737 #353707

analogous

#071D37 #090737 #210737

triadic

#090737 #370907 #073709

tetradic

#090737 #37071D #353707 #073721

square

#090737 #37071D #353707 #073721

split-complementary

#090737 #372107 #1D3707

monochromatic

#04031B #04031B #090737 #120E6D #1B15A4

Accessibility & contrast

On white

19.14

#090737 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#090737 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090737

19.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090737	#FFFFFF	#000000	##FFFFFF
##090737	1.00	19.14	1.10	19.14
#FFFFFF	19.14	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001138

Deuteranopia (green-blind)

#000D36

Tritanopia (blue-blind)

#00151E

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #090737;
/* rgb */ color: rgb(9, 7, 55);
/* oklch */ color: oklch(17.8% 0.089 274.6);

Tailwind

colors: {
  custom: {
    50: '#50496e',
    500: '#090737',
    950: '#000000',
  },
}

SCSS

$custom: #090737;
$custom-light: #50496e;
$custom-dark: #000000;

JSON

{
  "hex": "#090737",
  "rgb": {
    "r": 9,
    "g": 7,
    "b": 55
  },
  "hsl": {
    "h": 242.5,
    "s": 77.419,
    "l": 12.157
  },
  "oklch": {
    "l": 0.17808,
    "c": 0.08901,
    "h": 274.6
  },
  "luminance": 0.00486
}

Semantic roles & 50–950 ramp

primary

#090737

secondary

#737723

accent

#F434EC

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #090737

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

Preview Lab → · Contrast checker → · Palette generator →