#0C3A55#0C3A55

#0C3A55 is a dark, moderate cyan. Relative luminance 0.038; OKLCH L 33.3% C 0.067 H 239.9°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#0C3A55
RGB	rgb(12, 58, 85)
HSL	hsl(202, 75%, 19%)
HSV	hsv(202, 86%, 33%)
CMYK	cmyk(85.9%, 31.8%, 0%, 66.7%)
CIE-LAB	lab(22.86, -4.33, -20.58)
CIE-LCH	lch(22.86, 21.03, 258.13°)
OKLab	oklab(33.28% -0.0338 -0.0583)
OKLCH	oklch(33.28% 0.067 239.9)
XYZ	xyz(3.3037, 3.7597, 9.1442)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3A55 #55270C

analogous

#0C554C #0C3A55 #0C1655

triadic

#0C3A55 #550C3A #3A550C

tetradic

#0C3A55 #4C0C55 #55270C #16550C

square

#0C3A55 #4C0C55 #55270C #16550C

split-complementary

#0C3A55 #550C16 #554C0C

monochromatic

#04121B #04151F #0C3A55 #145F8B #1B83C0

Accessibility & contrast

On white

11.99

#0C3A55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#0C3A55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3A55

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3A55	#FFFFFF	#000000	##FFFFFF
##0C3A55	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D3A56

Deuteranopia (green-blind)

#233455

Tritanopia (blue-blind)

#004143

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #0c3a55;
/* rgb */ color: rgb(12, 58, 85);
/* oklch */ color: oklch(33.3% 0.067 239.9);

Tailwind

colors: {
  custom: {
    50: '#587085',
    500: '#0c3a55',
    950: '#000000',
  },
}

SCSS

$custom: #0c3a55;
$custom-light: #587085;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3a55",
  "rgb": {
    "r": 12,
    "g": 58,
    "b": 85
  },
  "hsl": {
    "h": 202.192,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.3328,
    "c": 0.06739,
    "h": 239.9
  },
  "luminance": 0.0376
}

Semantic roles & 50–950 ramp

primary

#0C3A55

secondary

#90512D

accent

#7B36F2

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04070B

muted

#797A7C

Preview Lab

Preview with #0C3A55

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

Preview Lab → · Contrast checker → · Palette generator →