#0C1B45#0C1B45

#0C1B45 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 23.9% C 0.082 H 265.6°. Best body text is #FFFFFF at 16.69:1 contrast (WCAG AA passes).

Color values

HEX	#0C1B45
RGB	rgb(12, 27, 69)
HSL	hsl(224, 70%, 16%)
HSV	hsv(224, 83%, 27%)
CMYK	cmyk(82.6%, 60.9%, 0%, 72.9%)
CIE-LAB	lab(11.22, 11.30, -28.30)
CIE-LCH	lch(11.22, 30.47, 291.76°)
OKLab	oklab(23.87% -0.0062 -0.0815)
OKLCH	oklch(23.87% 0.082 265.6)
XYZ	xyz(1.6174, 1.2915, 5.7931)
Luminance	0.0129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1B45 #45360C

analogous

#0C3745 #0C1B45 #190C45

triadic

#0C1B45 #450C1B #1B450C

tetradic

#0C1B45 #450C37 #45360C #0C4519

square

#0C1B45 #450C37 #45360C #0C4519

split-complementary

#0C1B45 #45190C #37450C

monochromatic

#050A1A #050A1A #0C1B45 #152F79 #1E44AD

Accessibility & contrast

On white

16.69

#0C1B45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#0C1B45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1B45

16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1B45	#FFFFFF	#000000	##FFFFFF
##0C1B45	1.00	16.69	1.26	16.69
#FFFFFF	16.69	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002146

Deuteranopia (green-blind)

#001B44

Tritanopia (blue-blind)

#00252C

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #0c1b45;
/* rgb */ color: rgb(12, 27, 69);
/* oklch */ color: oklch(23.9% 0.082 265.6);

Tailwind

colors: {
  custom: {
    50: '#555679',
    500: '#0c1b45',
    950: '#000000',
  },
}

SCSS

$custom: #0c1b45;
$custom-light: #555679;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1b45",
  "rgb": {
    "r": 12,
    "g": 27,
    "b": 69
  },
  "hsl": {
    "h": 224.211,
    "s": 70.37,
    "l": 15.882
  },
  "oklch": {
    "l": 0.23872,
    "c": 0.08175,
    "h": 265.6
  },
  "luminance": 0.01292
}

Semantic roles & 50–950 ramp

primary

#0C1B45

secondary

#816B2C

accent

#BE3BED

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #0C1B45

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

Preview Lab → · Contrast checker → · Palette generator →