#0C3555#0C3555

#0C3555 is a dark, moderate cyan. Relative luminance 0.033; OKLCH L 31.9% C 0.072 H 246.7°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#0C3555
RGB	rgb(12, 53, 85)
HSL	hsl(206, 75%, 19%)
HSV	hsv(206, 86%, 33%)
CMYK	cmyk(85.9%, 37.6%, 0%, 66.7%)
CIE-LAB	lab(21.13, -0.92, -23.31)
CIE-LCH	lch(21.13, 23.33, 267.73°)
OKLab	oklab(31.91% -0.0286 -0.0663)
OKLCH	oklch(31.91% 0.072 246.7)
XYZ	xyz(3.0638, 3.2799, 9.0642)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3555 #552C0C

analogous

#0C5551 #0C3555 #0C1155

triadic

#0C3555 #550C35 #35550C

tetradic

#0C3555 #510C55 #552C0C #11550C

square

#0C3555 #510C55 #552C0C #11550C

split-complementary

#0C3555 #550C11 #55510C

monochromatic

#04111B #04141F #0C3555 #14568B #1B78C0

Accessibility & contrast

On white

12.68

#0C3555 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#0C3555 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3555

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3555	#FFFFFF	#000000	##FFFFFF
##0C3555	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#263656

Deuteranopia (green-blind)

#1B3054

Tritanopia (blue-blind)

#003D41

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #0c3555;
/* rgb */ color: rgb(12, 53, 85);
/* oklch */ color: oklch(31.9% 0.072 246.7);

Tailwind

colors: {
  custom: {
    50: '#586b85',
    500: '#0c3555',
    950: '#000000',
  },
}

SCSS

$custom: #0c3555;
$custom-light: #586b85;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3555",
  "rgb": {
    "r": 12,
    "g": 53,
    "b": 85
  },
  "hsl": {
    "h": 206.301,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.31914,
    "c": 0.0722,
    "h": 246.7
  },
  "luminance": 0.0328
}

Semantic roles & 50–950 ramp

primary

#0C3555

secondary

#90582D

accent

#8836F2

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0C3555

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

Preview Lab → · Contrast checker → · Palette generator →