#0C1F4C#0C1F4C

#0C1F4C is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.5% C 0.087 H 264.0°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX	#0C1F4C
RGB	rgb(12, 31, 76)
HSL	hsl(222, 73%, 17%)
HSV	hsv(222, 84%, 30%)
CMYK	cmyk(84.2%, 59.2%, 0%, 70.2%)
CIE-LAB	lab(13.11, 11.32, -30.08)
CIE-LCH	lch(13.11, 32.14, 290.62°)
OKLab	oklab(25.49% -0.0092 -0.0867)
OKLCH	oklch(25.49% 0.087 264)
XYZ	xyz(1.9456, 1.5797, 7.0384)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1F4C #4C390C

analogous

#0C3F4C #0C1F4C #190C4C

triadic

#0C1F4C #4C0C1F #1F4C0C

tetradic

#0C1F4C #4C0C3F #4C390C #0C4C19

square

#0C1F4C #4C0C3F #4C390C #0C4C19

split-complementary

#0C1F4C #4C190C #3F4C0C

monochromatic

#040B1A #040B1A #0C1F4C #143581 #1D4AB6

Accessibility & contrast

On white

15.96

#0C1F4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#0C1F4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1F4C

15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1F4C	#FFFFFF	#000000	##FFFFFF
##0C1F4C	1.00	15.96	1.32	15.96
#FFFFFF	15.96	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01254E

Deuteranopia (green-blind)

#001F4B

Tritanopia (blue-blind)

#002A32

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0c1f4c;
/* rgb */ color: rgb(12, 31, 76);
/* oklch */ color: oklch(25.5% 0.087 264.0);

Tailwind

colors: {
  custom: {
    50: '#565a7e',
    500: '#0c1f4c',
    950: '#000000',
  },
}

SCSS

$custom: #0c1f4c;
$custom-light: #565a7e;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1f4c",
  "rgb": {
    "r": 12,
    "g": 31,
    "b": 76
  },
  "hsl": {
    "h": 222.188,
    "s": 72.727,
    "l": 17.255
  },
  "oklch": {
    "l": 0.25493,
    "c": 0.08716,
    "h": 264
  },
  "luminance": 0.0158
}

Semantic roles & 50–950 ramp

primary

#0C1F4C

secondary

#886C2C

accent

#B938EF

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03030A

muted

#78787C

Preview Lab

Preview with #0C1F4C

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

Preview Lab → · Contrast checker → · Palette generator →