#0C1353#0C1353

#0C1353 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.6% C 0.114 H 269.6°. Best body text is #FFFFFF at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#0C1353
RGB	rgb(12, 19, 83)
HSL	hsl(234, 75%, 19%)
HSV	hsv(234, 86%, 33%)
CMYK	cmyk(85.5%, 77.1%, 0%, 67.5%)
CIE-LAB	lab(10.32, 23.32, -39.44)
CIE-LCH	lch(10.32, 45.81, 300.59°)
OKLab	oklab(23.65% -0.0009 -0.1142)
OKLCH	oklch(23.65% 0.114 269.6)
XYZ	xyz(1.9453, 1.1682, 8.3049)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C1353 #534C0C

analogous

#0C3653 #0C1353 #280C53

triadic

#0C1353 #530C13 #13530C

tetradic

#0C1353 #530C36 #534C0C #0C5328

square

#0C1353 #530C36 #534C0C #0C5328

split-complementary

#0C1353 #53280C #36530C

monochromatic

#04061B #04071E #0C1353 #141F88 #1B2BBE

Accessibility & contrast

On white

17.02

#0C1353 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0C1353 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C1353

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C1353	#FFFFFF	#000000	##FFFFFF
##0C1353	1.00	17.02	1.23	17.02
#FFFFFF	17.02	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002055

Deuteranopia (green-blind)

#001952

Tritanopia (blue-blind)

#002531

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0c1353;
/* rgb */ color: rgb(12, 19, 83);
/* oklch */ color: oklch(23.6% 0.114 269.6);

Tailwind

colors: {
  custom: {
    50: '#5a5184',
    500: '#0c1353',
    950: '#000000',
  },
}

SCSS

$custom: #0c1353;
$custom-light: #5a5184;
$custom-dark: #000000;

JSON

{
  "hex": "#0c1353",
  "rgb": {
    "r": 12,
    "g": 19,
    "b": 83
  },
  "hsl": {
    "h": 234.085,
    "s": 74.737,
    "l": 18.627
  },
  "oklch": {
    "l": 0.23647,
    "c": 0.11422,
    "h": 269.6
  },
  "luminance": 0.01168
}

Semantic roles & 50–950 ramp

primary

#0C1353

secondary

#8E852D

accent

#DF36F1

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020B

muted

#79787C

Preview Lab

Preview with #0C1353

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

Preview Lab → · Contrast checker → · Palette generator →