#0C0D2B#0C0D2B

#0C0D2B is a very dark, muted blue. Relative luminance 0.005; OKLCH L 18.0% C 0.060 H 277.1°. Best body text is #FFFFFF at 18.95:1 contrast (WCAG AA passes).

Color values

HEX	#0C0D2B
RGB	rgb(12, 13, 43)
HSL	hsl(238, 56%, 11%)
HSV	hsv(238, 72%, 17%)
CMYK	cmyk(72.1%, 69.8%, 0%, 83.1%)
CIE-LAB	lab(4.88, 8.92, -19.69)
CIE-LCH	lch(4.88, 21.61, 294.38°)
OKLab	oklab(17.99% 0.0074 -0.0591)
OKLCH	oklch(17.99% 0.06 277.1)
XYZ	xyz(0.7314, 0.5404, 2.3508)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.89

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0D2B #2B2A0C

analogous

#0C1C2B #0C0D2B #1A0C2B

triadic

#0C0D2B #2B0C0D #0D2B0C

tetradic

#0C0D2B #2B0C1C #2B2A0C #0C2B1A

square

#0C0D2B #2B0C1C #2B2A0C #0C2B1A

split-complementary

#0C0D2B #2B1A0C #1C2B0C

monochromatic

#070718 #070718 #0C0D2B #191B5B #272A8B

Accessibility & contrast

On white

18.95

#0C0D2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0C0D2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0D2B

18.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0D2B	#FFFFFF	#000000	##FFFFFF
##0C0D2B	1.00	18.95	1.11	18.95
#FFFFFF	18.95	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00122C

Deuteranopia (green-blind)

#000F2A

Tritanopia (blue-blind)

#00141A

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0c0d2b;
/* rgb */ color: rgb(12, 13, 43);
/* oklch */ color: oklch(18.0% 0.060 277.1);

Tailwind

colors: {
  custom: {
    50: '#4d4c64',
    500: '#0c0d2b',
    950: '#000000',
  },
}

SCSS

$custom: #0c0d2b;
$custom-light: #4d4c64;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0d2b",
  "rgb": {
    "r": 12,
    "g": 13,
    "b": 43
  },
  "hsl": {
    "h": 238.065,
    "s": 56.364,
    "l": 10.784
  },
  "oklch": {
    "l": 0.17986,
    "c": 0.05954,
    "h": 277.1
  },
  "luminance": 0.0054
}

Semantic roles & 50–950 ramp

primary

#0C0D2B

secondary

#66642C

accent

#DB48E0

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010105

muted

#77777A

Preview Lab

Preview with #0C0D2B

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

Preview Lab → · Contrast checker → · Palette generator →