#0F104C#0F104C

#0F104C is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.5% C 0.107 H 273.0°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#0F104C
RGB	rgb(15, 16, 76)
HSL	hsl(239, 67%, 18%)
HSV	hsv(239, 80%, 30%)
CMYK	cmyk(80.3%, 78.9%, 0%, 70.2%)
CIE-LAB	lab(8.94, 22.91, -36.89)
CIE-LCH	lch(8.94, 43.42, 301.85°)
OKLab	oklab(22.46% 0.0056 -0.1067)
OKLCH	oklch(22.46% 0.107 273)
XYZ	xyz(1.6864, 0.9938, 6.9390)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F104C #4C4B0F

analogous

#0F2F4C #0F104C #2C0F4C

triadic

#0F104C #4C0F10 #104C0F

tetradic

#0F104C #4C0F2F #4C4B0F #0F4C2C

square

#0F104C #4C0F2F #4C4B0F #0F4C2C

split-complementary

#0F104C #4C2C0F #2F4C0F

monochromatic

#05051A #05051A #0F104C #191B7F #2326B2

Accessibility & contrast

On white

17.52

#0F104C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0F104C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F104C

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F104C	#FFFFFF	#000000	##FFFFFF
##0F104C	1.00	17.52	1.20	17.52
#FFFFFF	17.52	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C4E

Deuteranopia (green-blind)

#00164B

Tritanopia (blue-blind)

#00212C

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0f104c;
/* rgb */ color: rgb(15, 16, 76);
/* oklch */ color: oklch(22.5% 0.107 273.0);

Tailwind

colors: {
  custom: {
    50: '#594e7f',
    500: '#0f104c',
    950: '#000000',
  },
}

SCSS

$custom: #0f104c;
$custom-light: #594e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#0f104c",
  "rgb": {
    "r": 15,
    "g": 16,
    "b": 76
  },
  "hsl": {
    "h": 239.016,
    "s": 67.033,
    "l": 17.843
  },
  "oklch": {
    "l": 0.22462,
    "c": 0.10686,
    "h": 273
  },
  "luminance": 0.00994
}

Semantic roles & 50–950 ramp

primary

#0F104C

secondary

#868531

accent

#E73EEA

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0F104C

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

Preview Lab → · Contrast checker → · Palette generator →