#0C0F45#0C0F45

#0C0F45 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 21.2% C 0.099 H 272.0°. Best body text is #FFFFFF at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#0C0F45
RGB	rgb(12, 15, 69)
HSL	hsl(237, 70%, 16%)
HSV	hsv(237, 83%, 27%)
CMYK	cmyk(82.6%, 78.3%, 0%, 72.9%)
CIE-LAB	lab(7.67, 20.42, -34.09)
CIE-LCH	lch(7.67, 39.74, 300.93°)
OKLab	oklab(21.25% 0.0034 -0.0986)
OKLCH	oklch(21.25% 0.099 272)
XYZ	xyz(1.3963, 0.8493, 5.7194)
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

#0C0F45 #45420C

analogous

#0C2B45 #0C0F45 #250C45

triadic

#0C0F45 #450C0F #0F450C

tetradic

#0C0F45 #450C2B #45420C #0C4525

square

#0C0F45 #450C2B #45420C #0C4525

split-complementary

#0C0F45 #45250C #2B450C

monochromatic

#05061A #05061A #0C0F45 #151A79 #1E26AD

Accessibility & contrast

On white

17.95

#0C0F45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0C0F45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0F45

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0F45	#FFFFFF	#000000	##FFFFFF
##0C0F45	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)

#001A47

Deuteranopia (green-blind)

#001444

Tritanopia (blue-blind)

#001E28

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0c0f45;
/* rgb */ color: rgb(12, 15, 69);
/* oklch */ color: oklch(21.2% 0.099 272.0);

Tailwind

colors: {
  custom: {
    50: '#564d79',
    500: '#0c0f45',
    950: '#000000',
  },
}

SCSS

$custom: #0c0f45;
$custom-light: #564d79;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0f45",
  "rgb": {
    "r": 12,
    "g": 15,
    "b": 69
  },
  "hsl": {
    "h": 236.842,
    "s": 70.37,
    "l": 15.882
  },
  "oklch": {
    "l": 0.21249,
    "c": 0.09871,
    "h": 272
  },
  "luminance": 0.00849
}

Semantic roles & 50–950 ramp

primary

#0C0F45

secondary

#817C2C

accent

#E43BED

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0C0F45

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

Preview Lab → · Contrast checker → · Palette generator →