#0C3E55#0C3E55

#0C3E55 is a dark, moderate cyan. Relative luminance 0.042; OKLCH L 34.4% C 0.064 H 233.7°. Best body text is #FFFFFF at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#0C3E55
RGB	rgb(12, 62, 85)
HSL	hsl(199, 75%, 19%)
HSV	hsv(199, 86%, 33%)
CMYK	cmyk(85.9%, 27.1%, 0%, 66.7%)
CIE-LAB	lab(24.25, -6.95, -18.40)
CIE-LCH	lch(24.25, 19.67, 249.30°)
OKLab	oklab(34.39% -0.0381 -0.0519)
OKLCH	oklch(34.39% 0.064 233.7)
XYZ	xyz(3.5133, 4.1789, 9.2140)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3E55 #55230C

analogous

#0C5548 #0C3E55 #0C1A55

triadic

#0C3E55 #550C3E #3E550C

tetradic

#0C3E55 #480C55 #55230C #1A550C

square

#0C3E55 #480C55 #55230C #1A550C

split-complementary

#0C3E55 #550C1A #55480C

monochromatic

#04141B #04171F #0C3E55 #14658B #1B8CC0

Accessibility & contrast

On white

11.44

#0C3E55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#0C3E55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3E55

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3E55	#FFFFFF	#000000	##FFFFFF
##0C3E55	1.00	11.44	1.84	11.44
#FFFFFF	11.44	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#333D56

Deuteranopia (green-blind)

#293755

Tritanopia (blue-blind)

#004446

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0c3e55;
/* rgb */ color: rgb(12, 62, 85);
/* oklch */ color: oklch(34.4% 0.064 233.7);

Tailwind

colors: {
  custom: {
    50: '#597385',
    500: '#0c3e55',
    950: '#000000',
  },
}

SCSS

$custom: #0c3e55;
$custom-light: #597385;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3e55",
  "rgb": {
    "r": 12,
    "g": 62,
    "b": 85
  },
  "hsl": {
    "h": 198.904,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.34388,
    "c": 0.06441,
    "h": 233.7
  },
  "luminance": 0.04179
}

Semantic roles & 50–950 ramp

primary

#0C3E55

secondary

#904C2D

accent

#7136F2

background

#F5F6F8

surface

#E9ECEF

border

#C5C7CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0C3E55

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

Preview Lab → · Contrast checker → · Palette generator →