#0C1B49#0C1B49

#0C1B49 is a very dark, moderate blue. Relative luminance 0.013; OKLCH L 24.3% C 0.088 H 266.2°. Best body text is #FFFFFF at 16.55:1 contrast (WCAG AA passes).

Color values

HEX	#0C1B49
RGB	rgb(12, 27, 73)
HSL	hsl(225, 72%, 17%)
HSV	hsv(225, 84%, 29%)
CMYK	cmyk(83.6%, 63%, 0%, 71.4%)
CIE-LAB	lab(11.57, 13.07, -30.50)
CIE-LCH	lch(11.57, 33.19, 293.20°)
OKLab	oklab(24.25% -0.0059 -0.088)
OKLCH	oklch(24.25% 0.088 266.2)
XYZ	xyz(1.7457, 1.3429, 6.4692)
Luminance	0.0134 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.05

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1B49 #493A0C

analogous

#0C3A49 #0C1B49 #1C0C49

triadic

#0C1B49 #490C1B #1B490C

tetradic

#0C1B49 #490C3A #493A0C #0C491C

square

#0C1B49 #490C3A #493A0C #0C491C

split-complementary

#0C1B49 #491C0C #3A490C

monochromatic

#040A1A #040A1A #0C1B49 #152E7E #1D42B2

Accessibility & contrast

On white

16.55

#0C1B49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0C1B49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1B49

16.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1B49	#FFFFFF	#000000	##FFFFFF
##0C1B49	1.00	16.55	1.27	16.55
#FFFFFF	16.55	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00224B

Deuteranopia (green-blind)

#001C48

Tritanopia (blue-blind)

#00262E

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0c1b49;
/* rgb */ color: rgb(12, 27, 73);
/* oklch */ color: oklch(24.3% 0.088 266.2);

Tailwind

colors: {
  custom: {
    50: '#56567c',
    500: '#0c1b49',
    950: '#000000',
  },
}

SCSS

$custom: #0c1b49;
$custom-light: #56567c;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1b49",
  "rgb": {
    "r": 12,
    "g": 27,
    "b": 73
  },
  "hsl": {
    "h": 225.246,
    "s": 71.765,
    "l": 16.667
  },
  "oklch": {
    "l": 0.24252,
    "c": 0.0882,
    "h": 266.2
  },
  "luminance": 0.01343
}

Semantic roles & 50–950 ramp

primary

#0C1B49

secondary

#856F2C

accent

#C239EE

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#030309

muted

#78787B

Preview Lab

Preview with #0C1B49

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

Preview Lab → · Contrast checker → · Palette generator →