#0C0D39#0C0D39

#0C0D39 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.5% C 0.083 H 274.6°. Best body text is #FFFFFF at 18.55:1 contrast (WCAG AA passes).

Color values

HEX	#0C0D39
RGB	rgb(12, 13, 57)
HSL	hsl(239, 65%, 14%)
HSV	hsv(239, 79%, 22%)
CMYK	cmyk(78.9%, 77.2%, 0%, 77.6%)
CIE-LAB	lab(5.97, 16.07, -28.29)
CIE-LCH	lch(5.97, 32.53, 299.60°)
OKLab	oklab(19.47% 0.0066 -0.0827)
OKLCH	oklch(19.47% 0.083 274.6)
XYZ	xyz(1.0338, 0.6613, 3.9433)
Luminance	0.0066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 2.53

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0D39 #39380C

analogous

#0C2339 #0C0D39 #210C39

triadic

#0C0D39 #390C0D #0D390C

tetradic

#0C0D39 #390C23 #39380C #0C3921

square

#0C0D39 #390C23 #39380C #0C3921

split-complementary

#0C0D39 #39210C #23390C

monochromatic

#050619 #050619 #0C0D39 #17196C #21249E

Accessibility & contrast

On white

18.55

#0C0D39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0C0D39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0D39

18.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0D39	#FFFFFF	#000000	##FFFFFF
##0C0D39	1.00	18.55	1.13	18.55
#FFFFFF	18.55	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153A

Deuteranopia (green-blind)

#001138

Tritanopia (blue-blind)

#001921

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0c0d39;
/* rgb */ color: rgb(12, 13, 57);
/* oklch */ color: oklch(19.5% 0.083 274.6);

Tailwind

colors: {
  custom: {
    50: '#524c70',
    500: '#0c0d39',
    950: '#000000',
  },
}

SCSS

$custom: #0c0d39;
$custom-light: #524c70;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0d39",
  "rgb": {
    "r": 12,
    "g": 13,
    "b": 57
  },
  "hsl": {
    "h": 238.667,
    "s": 65.217,
    "l": 13.529
  },
  "oklch": {
    "l": 0.19469,
    "c": 0.08293,
    "h": 274.6
  },
  "luminance": 0.00661
}

Semantic roles & 50–950 ramp

primary

#0C0D39

secondary

#75732C

accent

#E440E8

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #0C0D39

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

Preview Lab → · Contrast checker → · Palette generator →