#0C0837#0C0837

#0C0837 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.3% C 0.087 H 277.4°. Best body text is #FFFFFF at 18.99:1 contrast (WCAG AA passes).

Color values

HEX	#0C0837
RGB	rgb(12, 8, 55)
HSL	hsl(245, 75%, 12%)
HSV	hsv(245, 85%, 22%)
CMYK	cmyk(78.2%, 85.5%, 0%, 78.4%)
CIE-LAB	lab(4.77, 17.35, -28.78)
CIE-LCH	lch(4.77, 33.61, 301.08°)
OKLab	oklab(18.26% 0.0111 -0.086)
OKLCH	oklch(18.26% 0.087 277.4)
XYZ	xyz(0.9278, 0.5276, 3.6666)
Luminance	0.0053 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0837 #333708

analogous

#081C37 #0C0837 #230837

triadic

#0C0837 #370C08 #08370C

tetradic

#0C0837 #37081C #333708 #083723

square

#0C0837 #37081C #333708 #083723

split-complementary

#0C0837 #372308 #1C3708

monochromatic

#06041B #06041B #0C0837 #18106C #2318A2

Accessibility & contrast

On white

18.99

#0C0837 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0C0837 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0837

18.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0837	#FFFFFF	#000000	##FFFFFF
##0C0837	1.00	18.99	1.11	18.99
#FFFFFF	18.99	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.99	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: #0c0837;
/* rgb */ color: rgb(12, 8, 55);
/* oklch */ color: oklch(18.3% 0.087 277.4);

Tailwind

colors: {
  custom: {
    50: '#51496e',
    500: '#0c0837',
    950: '#000000',
  },
}

SCSS

$custom: #0c0837;
$custom-light: #51496e;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0837",
  "rgb": {
    "r": 12,
    "g": 8,
    "b": 55
  },
  "hsl": {
    "h": 245.106,
    "s": 74.603,
    "l": 12.353
  },
  "oklch": {
    "l": 0.18264,
    "c": 0.0867,
    "h": 277.4
  },
  "luminance": 0.00528
}

Semantic roles & 50–950 ramp

primary

#0C0837

secondary

#6F7625

accent

#F137E1

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #0C0837

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

Preview Lab → · Contrast checker → · Palette generator →