#0C0B45#0C0B45

#0C0B45 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.5% C 0.104 H 273.2°. Best body text is #FFFFFF at 18.27:1 contrast (WCAG AA passes).

Color values

HEX	#0C0B45
RGB	rgb(12, 11, 69)
HSL	hsl(241, 73%, 16%)
HSV	hsv(241, 84%, 27%)
CMYK	cmyk(82.6%, 84.1%, 0%, 72.9%)
CIE-LAB	lab(6.75, 22.89, -35.61)
CIE-LCH	lch(6.75, 42.33, 302.74°)
OKLab	oklab(20.54% 0.0058 -0.1034)
OKLCH	oklch(20.54% 0.104 273.2)
XYZ	xyz(1.3451, 0.7470, 5.7024)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0B45 #44450B

analogous

#0B2745 #0C0B45 #290B45

triadic

#0C0B45 #450C0B #0B450C

tetradic

#0C0B45 #450B27 #44450B #0B4529

square

#0C0B45 #450B27 #44450B #0B4529

split-complementary

#0C0B45 #45290B #27450B

monochromatic

#05041A #05041A #0C0B45 #15137A #1E1CAF

Accessibility & contrast

On white

18.27

#0C0B45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0C0B45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0B45

18.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0B45	#FFFFFF	#000000	##FFFFFF
##0C0B45	1.00	18.27	1.15	18.27
#FFFFFF	18.27	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001847

Deuteranopia (green-blind)

#001244

Tritanopia (blue-blind)

#001C27

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0c0b45;
/* rgb */ color: rgb(12, 11, 69);
/* oklch */ color: oklch(20.5% 0.104 273.2);

Tailwind

colors: {
  custom: {
    50: '#564b79',
    500: '#0c0b45',
    950: '#000000',
  },
}

SCSS

$custom: #0c0b45;
$custom-light: #564b79;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0b45",
  "rgb": {
    "r": 12,
    "g": 11,
    "b": 69
  },
  "hsl": {
    "h": 241.034,
    "s": 72.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.20541,
    "c": 0.10355,
    "h": 273.2
  },
  "luminance": 0.00747
}

Semantic roles & 50–950 ramp

primary

#0C0B45

secondary

#80812A

accent

#EF39EC

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0C0B45

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

Preview Lab → · Contrast checker → · Palette generator →