#0C1853#0C1853

#0C1853 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.6% C 0.108 H 268.0°. Best body text is #FFFFFF at 16.52:1 contrast (WCAG AA passes).

Color values

HEX	#0C1853
RGB	rgb(12, 24, 83)
HSL	hsl(230, 75%, 19%)
HSV	hsv(230, 86%, 33%)
CMYK	cmyk(85.5%, 71.1%, 0%, 67.5%)
CIE-LAB	lab(11.66, 19.71, -37.24)
CIE-LCH	lch(11.66, 42.13, 297.89°)
OKLab	oklab(24.62% -0.0037 -0.1078)
OKLCH	oklch(24.62% 0.108 268)
XYZ	xyz(2.0390, 1.3557, 8.3362)
Luminance	0.0136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1853 #53470C

analogous

#0C3B53 #0C1853 #230C53

triadic

#0C1853 #530C18 #18530C

tetradic

#0C1853 #530C3B #53470C #0C5323

square

#0C1853 #530C3B #53470C #0C5323

split-complementary

#0C1853 #53230C #3B530C

monochromatic

#04081B #04091E #0C1853 #142788 #1B37BE

Accessibility & contrast

On white

16.52

#0C1853 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#0C1853 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1853

16.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1853	#FFFFFF	#000000	##FFFFFF
##0C1853	1.00	16.52	1.27	16.52
#FFFFFF	16.52	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002255

Deuteranopia (green-blind)

#001B52

Tritanopia (blue-blind)

#002833

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #0c1853;
/* rgb */ color: rgb(12, 24, 83);
/* oklch */ color: oklch(24.6% 0.108 268.0);

Tailwind

colors: {
  custom: {
    50: '#595484',
    500: '#0c1853',
    950: '#000000',
  },
}

SCSS

$custom: #0c1853;
$custom-light: #595484;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1853",
  "rgb": {
    "r": 12,
    "g": 24,
    "b": 83
  },
  "hsl": {
    "h": 229.859,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.24621,
    "c": 0.10784,
    "h": 268
  },
  "luminance": 0.01356
}

Semantic roles & 50–950 ramp

primary

#0C1853

secondary

#8E7E2D

accent

#D236F1

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020B

muted

#79787C

Preview Lab

Preview with #0C1853

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

Preview Lab → · Contrast checker → · Palette generator →