#0C0F47#0C0F47

#0C0F47 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.102 H 271.7°. Best body text is #FFFFFF at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#0C0F47
RGB	rgb(12, 15, 71)
HSL	hsl(237, 71%, 16%)
HSV	hsv(237, 83%, 28%)
CMYK	cmyk(83.1%, 78.9%, 0%, 72.2%)
CIE-LAB	lab(7.90, 21.26, -35.12)
CIE-LCH	lch(7.90, 41.05, 301.19°)
OKLab	oklab(21.49% 0.0031 -0.1016)
OKLCH	oklch(21.49% 0.102 271.7)
XYZ	xyz(1.4594, 0.8746, 6.0519)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C0F47 #47440C

analogous

#0C2D47 #0C0F47 #270C47

triadic

#0C0F47 #470C0F #0F470C

tetradic

#0C0F47 #470C2D #47440C #0C4727

square

#0C0F47 #470C2D #47440C #0C4727

split-complementary

#0C0F47 #47270C #2D470C

monochromatic

#04061A #04061A #0C0F47 #151A7B #1E25B0

Accessibility & contrast

On white

17.87

#0C0F47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0C0F47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C0F47

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C0F47	#FFFFFF	#000000	##FFFFFF
##0C0F47	1.00	17.87	1.18	17.87
#FFFFFF	17.87	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A49

Deuteranopia (green-blind)

#001446

Tritanopia (blue-blind)

#001F29

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0c0f47;
/* rgb */ color: rgb(12, 15, 71);
/* oklch */ color: oklch(21.5% 0.102 271.7);

Tailwind

colors: {
  custom: {
    50: '#574d7b',
    500: '#0c0f47',
    950: '#000000',
  },
}

SCSS

$custom: #0c0f47;
$custom-light: #574d7b;
$custom-dark: #000000;

JSON

{
  "hex": "#0c0f47",
  "rgb": {
    "r": 12,
    "g": 15,
    "b": 71
  },
  "hsl": {
    "h": 236.949,
    "s": 71.084,
    "l": 16.275
  },
  "oklch": {
    "l": 0.21486,
    "c": 0.10168,
    "h": 271.7
  },
  "luminance": 0.00875
}

Semantic roles & 50–950 ramp

primary

#0C0F47

secondary

#837E2C

accent

#E53AEE

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #0C0F47

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

Preview Lab → · Contrast checker → · Palette generator →