#0C3F55#0C3F55

#0C3F55 is a dark, moderate cyan. Relative luminance 0.043; OKLCH L 34.7% C 0.064 H 232.1°. Best body text is #FFFFFF at 11.30:1 contrast (WCAG AA passes).

Color values

HEX	#0C3F55
RGB	rgb(12, 63, 85)
HSL	hsl(198, 75%, 19%)
HSV	hsv(198, 86%, 33%)
CMYK	cmyk(85.9%, 25.9%, 0%, 66.7%)
CIE-LAB	lab(24.60, -7.60, -17.86)
CIE-LCH	lch(24.60, 19.41, 246.96°)
OKLab	oklab(34.67% -0.0392 -0.0503)
OKLCH	oklch(34.67% 0.064 232.1)
XYZ	xyz(3.5682, 4.2886, 9.2323)
Luminance	0.0429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0C3F55 #55220C

analogous

#0C5547 #0C3F55 #0C1B55

triadic

#0C3F55 #550C3F #3F550C

tetradic

#0C3F55 #470C55 #55220C #1B550C

square

#0C3F55 #470C55 #55220C #1B550C

split-complementary

#0C3F55 #550C1B #55470C

monochromatic

#04141B #04171F #0C3F55 #14678B #1B8EC0

Accessibility & contrast

On white

11.30

#0C3F55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#0C3F55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0C3F55

11.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0C3F55	#FFFFFF	#000000	##FFFFFF
##0C3F55	1.00	11.30	1.86	11.30
#FFFFFF	11.30	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343E56

Deuteranopia (green-blind)

#2A3755

Tritanopia (blue-blind)

#004546

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #0c3f55;
/* rgb */ color: rgb(12, 63, 85);
/* oklch */ color: oklch(34.7% 0.064 232.1);

Tailwind

colors: {
  custom: {
    50: '#597485',
    500: '#0c3f55',
    950: '#000000',
  },
}

SCSS

$custom: #0c3f55;
$custom-light: #597485;
$custom-dark: #000000;

JSON

{
  "hex": "#0c3f55",
  "rgb": {
    "r": 12,
    "g": 63,
    "b": 85
  },
  "hsl": {
    "h": 198.082,
    "s": 75.258,
    "l": 19.02
  },
  "oklch": {
    "l": 0.34667,
    "c": 0.06381,
    "h": 232.1
  },
  "luminance": 0.04289
}

Semantic roles & 50–950 ramp

primary

#0C3F55

secondary

#904B2D

accent

#6F36F2

background

#F5F7F8

surface

#E9EDEF

border

#C5C8CA

text

#04080B

muted

#797B7C

Preview Lab

Preview with #0C3F55

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

Preview Lab → · Contrast checker → · Palette generator →