#0A113F#0A113F

#0A113F is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.087 H 270.1°. Best body text is #FFFFFF at 18.03:1 contrast (WCAG AA passes).

Color values

HEX	#0A113F
RGB	rgb(10, 17, 63)
HSL	hsl(232, 73%, 14%)
HSV	hsv(232, 84%, 25%)
CMYK	cmyk(84.1%, 73%, 0%, 75.3%)
CIE-LAB	lab(7.44, 16.09, -30.21)
CIE-LCH	lch(7.44, 34.23, 298.04°)
OKLab	oklab(20.84% 0.0001 -0.0874)
OKLCH	oklch(20.84% 0.087 270.1)
XYZ	xyz(1.2225, 0.8242, 4.7963)
Luminance	0.0082 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A113F #3F380A

analogous

#0A2C3F #0A113F #1E0A3F

triadic

#0A113F #3F0A11 #113F0A

tetradic

#0A113F #3F0A2C #3F380A #0A3F1E

square

#0A113F #3F0A2C #3F380A #0A3F1E

split-complementary

#0A113F #3F1E0A #2C3F0A

monochromatic

#04071A #04071A #0A113F #121F74 #1B2EA9

Accessibility & contrast

On white

18.03

#0A113F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0A113F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A113F

18.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A113F	#FFFFFF	#000000	##FFFFFF
##0A113F	1.00	18.03	1.16	18.03
#FFFFFF	18.03	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001940

Deuteranopia (green-blind)

#00143E

Tritanopia (blue-blind)

#001D26

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0a113f;
/* rgb */ color: rgb(10, 17, 63);
/* oklch */ color: oklch(20.8% 0.087 270.1);

Tailwind

colors: {
  custom: {
    50: '#534e75',
    500: '#0a113f',
    950: '#000000',
  },
}

SCSS

$custom: #0a113f;
$custom-light: #534e75;
$custom-dark: #000000;

JSON

{
  "hex": "#0a113f",
  "rgb": {
    "r": 10,
    "g": 17,
    "b": 63
  },
  "hsl": {
    "h": 232.075,
    "s": 72.603,
    "l": 14.314
  },
  "oklch": {
    "l": 0.20841,
    "c": 0.0874,
    "h": 270.1
  },
  "luminance": 0.00824
}

Semantic roles & 50–950 ramp

primary

#0A113F

secondary

#7C7129

accent

#D738EF

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #0A113F

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

Preview Lab → · Contrast checker → · Palette generator →