#0C144E#0C144E

#0C144E is a very dark, moderate blue. Relative luminance 0.011; OKLCH L 23.3% C 0.106 H 269.5°. Best body text is #FFFFFF at 17.13:1 contrast (WCAG AA passes).

Color values

HEX	#0C144E
RGB	rgb(12, 20, 78)
HSL	hsl(233, 73%, 18%)
HSV	hsv(233, 85%, 31%)
CMYK	cmyk(84.6%, 74.4%, 0%, 69.4%)
CIE-LAB	lab(10.02, 20.55, -36.50)
CIE-LCH	lch(10.02, 41.89, 299.37°)
OKLab	oklab(23.26% -0.0008 -0.1057)
OKLCH	oklch(23.26% 0.106 269.5)
XYZ	xyz(1.7764, 1.1283, 7.3304)
Luminance	0.0113 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C144E #4E460C

analogous

#0C354E #0C144E #250C4E

triadic

#0C144E #4E0C14 #144E0C

tetradic

#0C144E #4E0C35 #4E460C #0C4E25

square

#0C144E #4E0C35 #4E460C #0C4E25

split-complementary

#0C144E #4E250C #354E0C

monochromatic

#04071B #04071B #0C144E #142283 #1C2FB8

Accessibility & contrast

On white

17.13

#0C144E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0C144E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C144E

17.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C144E	#FFFFFF	#000000	##FFFFFF
##0C144E	1.00	17.13	1.23	17.13
#FFFFFF	17.13	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F50

Deuteranopia (green-blind)

#00184D

Tritanopia (blue-blind)

#00242F

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0c144e;
/* rgb */ color: rgb(12, 20, 78);
/* oklch */ color: oklch(23.3% 0.106 269.5);

Tailwind

colors: {
  custom: {
    50: '#585180',
    500: '#0c144e',
    950: '#000000',
  },
}

SCSS

$custom: #0c144e;
$custom-light: #585180;
$custom-dark: #000000;

JSON

{
  "hex": "#0c144e",
  "rgb": {
    "r": 12,
    "g": 20,
    "b": 78
  },
  "hsl": {
    "h": 232.727,
    "s": 73.333,
    "l": 17.647
  },
  "oklch": {
    "l": 0.23258,
    "c": 0.10566,
    "h": 269.5
  },
  "luminance": 0.01129
}

Semantic roles & 50–950 ramp

primary

#0C144E

secondary

#8A7E2C

accent

#DA38F0

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04020A

muted

#79787C

Preview Lab

Preview with #0C144E

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

Preview Lab → · Contrast checker → · Palette generator →