#0C0C49#0C0C49

#0C0C49 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.2% C 0.108 H 272.3°. Best body text is #FFFFFF at 18.04:1 contrast (WCAG AA passes).

Color values

HEX	#0C0C49
RGB	rgb(12, 12, 73)
HSL	hsl(240, 72%, 17%)
HSV	hsv(240, 84%, 29%)
CMYK	cmyk(83.6%, 83.6%, 0%, 71.4%)
CIE-LAB	lab(7.43, 24.04, -37.30)
CIE-LCH	lch(7.43, 44.38, 302.79°)
OKLab	oklab(21.21% 0.0044 -0.108)
OKLCH	oklch(21.21% 0.108 272.3)
XYZ	xyz(1.4853, 0.8220, 6.3824)
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

#0C0C49 #49490C

analogous

#0C2B49 #0C0C49 #2B0C49

triadic

#0C0C49 #490C0C #0C490C

tetradic

#0C0C49 #490C2B #49490C #0C492B

square

#0C0C49 #490C2B #49490C #0C492B

split-complementary

#0C0C49 #492B0C #2B490C

monochromatic

#04041A #04041A #0C0C49 #15157E #1D1DB2

Accessibility & contrast

On white

18.04

#0C0C49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0C0C49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0C49

18.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0C49	#FFFFFF	#000000	##FFFFFF
##0C0C49	1.00	18.04	1.16	18.04
#FFFFFF	18.04	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00194B

Deuteranopia (green-blind)

#001348

Tritanopia (blue-blind)

#001E2A

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0c0c49;
/* rgb */ color: rgb(12, 12, 73);
/* oklch */ color: oklch(21.2% 0.108 272.3);

Tailwind

colors: {
  custom: {
    50: '#574b7d',
    500: '#0c0c49',
    950: '#000000',
  },
}

SCSS

$custom: #0c0c49;
$custom-light: #574b7d;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0c49",
  "rgb": {
    "r": 12,
    "g": 12,
    "b": 73
  },
  "hsl": {
    "h": 240,
    "s": 71.765,
    "l": 16.667
  },
  "oklch": {
    "l": 0.2121,
    "c": 0.10813,
    "h": 272.3
  },
  "luminance": 0.00822
}

Semantic roles & 50–950 ramp

primary

#0C0C49

secondary

#85852C

accent

#EE39EE

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0C0C49

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

Preview Lab → · Contrast checker → · Palette generator →