#0C3455#0C3455

#0C3455 is a dark, moderate cyan. Relative luminance 0.032; OKLCH L 31.6% C 0.073 H 247.9°. Best body text is #FFFFFF at 12.82:1 contrast (WCAG AA passes).

Color values

HEX	#0C3455
RGB	rgb(12, 52, 85)
HSL	hsl(207, 75%, 19%)
HSV	hsv(207, 86%, 33%)
CMYK	cmyk(85.9%, 38.8%, 0%, 66.7%)
CIE-LAB	lab(20.79, -0.23, -23.85)
CIE-LCH	lch(20.79, 23.85, 269.45°)
OKLab	oklab(31.64% -0.0275 -0.0679)
OKLCH	oklch(31.64% 0.073 247.9)
XYZ	xyz(3.0187, 3.1897, 9.0491)
Luminance	0.0319 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3455 #552D0C

analogous

#0C5552 #0C3455 #0C1055

triadic

#0C3455 #550C34 #34550C

tetradic

#0C3455 #520C55 #552D0C #10550C

square

#0C3455 #520C55 #552D0C #10550C

split-complementary

#0C3455 #550C10 #55520C

monochromatic

#04101B #04131F #0C3455 #14558B #1B76C0

Accessibility & contrast

On white

12.82

#0C3455 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#0C3455 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3455

12.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3455	#FFFFFF	#000000	##FFFFFF
##0C3455	1.00	12.82	1.64	12.82
#FFFFFF	12.82	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#253656

Deuteranopia (green-blind)

#1A2F54

Tritanopia (blue-blind)

#003C40

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #0c3455;
/* rgb */ color: rgb(12, 52, 85);
/* oklch */ color: oklch(31.6% 0.073 247.9);

Tailwind

colors: {
  custom: {
    50: '#586b85',
    500: '#0c3455',
    950: '#000000',
  },
}

SCSS

$custom: #0c3455;
$custom-light: #586b85;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3455",
  "rgb": {
    "r": 12,
    "g": 52,
    "b": 85
  },
  "hsl": {
    "h": 207.123,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.31643,
    "c": 0.07329,
    "h": 247.9
  },
  "luminance": 0.0319
}

Semantic roles & 50–950 ramp

primary

#0C3455

secondary

#905A2D

accent

#8B36F2

background

#F5F6F8

surface

#E9EBEF

border

#C5C6CA

text

#04060B

muted

#797A7C

Preview Lab

Preview with #0C3455

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

Preview Lab → · Contrast checker → · Palette generator →