#0A093B#0A093B

#0A093B is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.8% C 0.092 H 273.9°. Best body text is #FFFFFF at 18.83:1 contrast (WCAG AA passes).

Color values

HEX	#0A093B
RGB	rgb(10, 9, 59)
HSL	hsl(241, 74%, 13%)
HSV	hsv(241, 85%, 23%)
CMYK	cmyk(83.1%, 84.7%, 0%, 76.9%)
CIE-LAB	lab(5.20, 18.62, -31.00)
CIE-LCH	lch(5.20, 36.16, 301.00°)
OKLab	oklab(18.79% 0.0063 -0.0917)
OKLCH	oklch(18.79% 0.092 273.9)
XYZ	xyz(1.0120, 0.5756, 4.1946)
Luminance	0.0058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A093B #3A3B09

analogous

#09213B #0A093B #23093B

triadic

#0A093B #3B0A09 #093B0A

tetradic

#0A093B #3B0921 #3A3B09 #093B23

square

#0A093B #3B0921 #3A3B09 #093B23

split-complementary

#0A093B #3B2309 #213B09

monochromatic

#05041B #05041B #0A093B #131170 #1C19A5

Accessibility & contrast

On white

18.83

#0A093B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#0A093B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A093B

18.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A093B	#FFFFFF	#000000	##FFFFFF
##0A093B	1.00	18.83	1.12	18.83
#FFFFFF	18.83	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00143C

Deuteranopia (green-blind)

#000F3A

Tritanopia (blue-blind)

#001721

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0a093b;
/* rgb */ color: rgb(10, 9, 59);
/* oklch */ color: oklch(18.8% 0.092 273.9);

Tailwind

colors: {
  custom: {
    50: '#524a71',
    500: '#0a093b',
    950: '#000000',
  },
}

SCSS

$custom: #0a093b;
$custom-light: #524a71;
$custom-dark: #000000;

JSON

{
  "hex": "#0a093b",
  "rgb": {
    "r": 10,
    "g": 9,
    "b": 59
  },
  "hsl": {
    "h": 241.2,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.1879,
    "c": 0.09192,
    "h": 273.9
  },
  "luminance": 0.00576
}

Semantic roles & 50–950 ramp

primary

#0A093B

secondary

#777927

accent

#F038ED

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#030108

muted

#78777B

Preview Lab

Preview with #0A093B

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

Preview Lab → · Contrast checker → · Palette generator →