#0C0737#0C0737

#0C0737 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.1% C 0.088 H 277.8°. Best body text is #FFFFFF at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#0C0737
RGB	rgb(12, 7, 55)
HSL	hsl(246, 77%, 12%)
HSV	hsv(246, 87%, 22%)
CMYK	cmyk(78.2%, 87.3%, 0%, 78.4%)
CIE-LAB	lab(4.57, 17.78, -29.10)
CIE-LCH	lch(4.57, 34.10, 301.43°)
OKLab	oklab(18.07% 0.012 -0.0873)
OKLCH	oklch(18.07% 0.088 277.8)
XYZ	xyz(0.9170, 0.5059, 3.6630)
Luminance	0.0051 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0737 #323707

analogous

#071A37 #0C0737 #240737

triadic

#0C0737 #370C07 #07370C

tetradic

#0C0737 #37071A #323707 #073724

square

#0C0737 #37071A #323707 #073724

split-complementary

#0C0737 #372407 #1A3707

monochromatic

#06031B #06031B #0C0737 #180E6D #2415A4

Accessibility & contrast

On white

19.07

#0C0737 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0C0737 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0737

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0737	#FFFFFF	#000000	##FFFFFF
##0C0737	1.00	19.07	1.10	19.07
#FFFFFF	19.07	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001238

Deuteranopia (green-blind)

#000E36

Tritanopia (blue-blind)

#00151E

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #0c0737;
/* rgb */ color: rgb(12, 7, 55);
/* oklch */ color: oklch(18.1% 0.088 277.8);

Tailwind

colors: {
  custom: {
    50: '#51496e',
    500: '#0c0737',
    950: '#000000',
  },
}

SCSS

$custom: #0c0737;
$custom-light: #51496e;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0737",
  "rgb": {
    "r": 12,
    "g": 7,
    "b": 55
  },
  "hsl": {
    "h": 246.25,
    "s": 77.419,
    "l": 12.157
  },
  "oklch": {
    "l": 0.18066,
    "c": 0.08815,
    "h": 277.8
  },
  "luminance": 0.00506
}

Semantic roles & 50–950 ramp

primary

#0C0737

secondary

#6E7723

accent

#F434E0

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #0C0737

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

Preview Lab → · Contrast checker → · Palette generator →