#0C1D4B#0C1D4B

#0C1D4B is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 24.9% C 0.088 H 265.1°. Best body text is #FFFFFF at 16.24:1 contrast (WCAG AA passes).

Color values

HEX	#0C1D4B
RGB	rgb(12, 29, 75)
HSL	hsl(224, 72%, 17%)
HSV	hsv(224, 84%, 29%)
CMYK	cmyk(84%, 61.3%, 0%, 70.6%)
CIE-LAB	lab(12.38, 12.42, -30.57)
CIE-LCH	lch(12.38, 33.00, 292.10°)
OKLab	oklab(24.92% -0.0075 -0.0882)
OKLCH	oklch(24.92% 0.088 265.1)
XYZ	xyz(1.8605, 1.4647, 6.8399)
Luminance	0.0146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1D4B #4B3A0C

analogous

#0C3D4B #0C1D4B #1B0C4B

triadic

#0C1D4B #4B0C1D #1D4B0C

tetradic

#0C1D4B #4B0C3D #4B3A0C #0C4B1B

square

#0C1D4B #4B0C3D #4B3A0C #0C4B1B

split-complementary

#0C1D4B #4B1B0C #3D4B0C

monochromatic

#040A1A #040A1A #0C1D4B #143180 #1D46B5

Accessibility & contrast

On white

16.24

#0C1D4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0C1D4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1D4B

16.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1D4B	#FFFFFF	#000000	##FFFFFF
##0C1D4B	1.00	16.24	1.29	16.24
#FFFFFF	16.24	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234D

Deuteranopia (green-blind)

#001D4A

Tritanopia (blue-blind)

#002830

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0c1d4b;
/* rgb */ color: rgb(12, 29, 75);
/* oklch */ color: oklch(24.9% 0.088 265.1);

Tailwind

colors: {
  custom: {
    50: '#56587e',
    500: '#0c1d4b',
    950: '#000000',
  },
}

SCSS

$custom: #0c1d4b;
$custom-light: #56587e;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1d4b",
  "rgb": {
    "r": 12,
    "g": 29,
    "b": 75
  },
  "hsl": {
    "h": 223.81,
    "s": 72.414,
    "l": 17.059
  },
  "oklch": {
    "l": 0.24918,
    "c": 0.08848,
    "h": 265.1
  },
  "luminance": 0.01465
}

Semantic roles & 50–950 ramp

primary

#0C1D4B

secondary

#876E2C

accent

#BE39EF

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03030A

muted

#78787C

Preview Lab

Preview with #0C1D4B

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

Preview Lab → · Contrast checker → · Palette generator →