#0C0C4B#0C0C4B

#0C0C4B is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.5% C 0.111 H 272.0°. Best body text is #FFFFFF at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#0C0C4B
RGB	rgb(12, 12, 75)
HSL	hsl(240, 72%, 17%)
HSV	hsv(240, 84%, 29%)
CMYK	cmyk(84%, 84%, 0%, 70.6%)
CIE-LAB	lab(7.67, 24.85, -38.30)
CIE-LCH	lch(7.67, 45.65, 302.98°)
OKLab	oklab(21.46% 0.0039 -0.1109)
OKLCH	oklch(21.46% 0.111 272)
XYZ	xyz(1.5527, 0.8489, 6.7373)
Luminance	0.0085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0C4B #4B4B0C

analogous

#0C2C4B #0C0C4B #2C0C4B

triadic

#0C0C4B #4B0C0C #0C4B0C

tetradic

#0C0C4B #4B0C2C #4B4B0C #0C4B2C

square

#0C0C4B #4B0C2C #4B4B0C #0C4B2C

split-complementary

#0C0C4B #4B2C0C #2C4B0C

monochromatic

#04041A #04041A #0C0C4B #141480 #1D1DB5

Accessibility & contrast

On white

17.95

#0C0C4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0C0C4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0C4B

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0C4B	#FFFFFF	#000000	##FFFFFF
##0C0C4B	1.00	17.95	1.17	17.95
#FFFFFF	17.95	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4D

Deuteranopia (green-blind)

#00144A

Tritanopia (blue-blind)

#001F2B

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0c0c4b;
/* rgb */ color: rgb(12, 12, 75);
/* oklch */ color: oklch(21.5% 0.111 272.0);

Tailwind

colors: {
  custom: {
    50: '#584b7e',
    500: '#0c0c4b',
    950: '#000000',
  },
}

SCSS

$custom: #0c0c4b;
$custom-light: #584b7e;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0c4b",
  "rgb": {
    "r": 12,
    "g": 12,
    "b": 75
  },
  "hsl": {
    "h": 240,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.21464,
    "c": 0.11095,
    "h": 272
  },
  "luminance": 0.00849
}

Semantic roles & 50–950 ramp

primary

#0C0C4B

secondary

#87872C

accent

#EF39EF

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#04010A

muted

#79777C

Preview Lab

Preview with #0C0C4B

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

Preview Lab → · Contrast checker → · Palette generator →