#090A31#090A31

#090A31 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.7% C 0.075 H 274.4°. Best body text is #FFFFFF at 19.10:1 contrast (WCAG AA passes).

Color values

HEX	#090A31
RGB	rgb(9, 10, 49)
HSL	hsl(239, 69%, 11%)
HSV	hsv(239, 82%, 19%)
CMYK	cmyk(81.6%, 79.6%, 0%, 80.8%)
CIE-LAB	lab(4.49, 12.42, -24.81)
CIE-LCH	lch(4.49, 27.75, 296.59°)
OKLab	oklab(17.7% 0.0058 -0.0751)
OKLCH	oklch(17.7% 0.075 274.4)
XYZ	xyz(0.7754, 0.4968, 2.9602)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#090A31 #313009

analogous

#091E31 #090A31 #1C0931

triadic

#090A31 #31090A #0A3109

tetradic

#090A31 #31091E #313009 #09311C

square

#090A31 #31091E #313009 #09311C

split-complementary

#090A31 #311C09 #1E3109

monochromatic

#05051A #05051A #090A31 #121565 #1C1F98

Accessibility & contrast

On white

19.10

#090A31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#090A31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #090A31

19.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##090A31	#FFFFFF	#000000	##FFFFFF
##090A31	1.00	19.10	1.10	19.10
#FFFFFF	19.10	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001132

Deuteranopia (green-blind)

#000E30

Tritanopia (blue-blind)

#00141C

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #090a31;
/* rgb */ color: rgb(9, 10, 49);
/* oklch */ color: oklch(17.7% 0.075 274.4);

Tailwind

colors: {
  custom: {
    50: '#4d4b69',
    500: '#090a31',
    950: '#000000',
  },
}

SCSS

$custom: #090a31;
$custom-light: #4d4b69;
$custom-dark: #000000;

JSON

{
  "hex": "#090a31",
  "rgb": {
    "r": 9,
    "g": 10,
    "b": 49
  },
  "hsl": {
    "h": 238.5,
    "s": 68.966,
    "l": 11.373
  },
  "oklch": {
    "l": 0.17696,
    "c": 0.07533,
    "h": 274.4
  },
  "luminance": 0.00497
}

Semantic roles & 50–950 ramp

primary

#090A31

secondary

#6F6D27

accent

#E73CEC

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #090A31

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

Preview Lab → · Contrast checker → · Palette generator →