#0D304E#0D304E

#0D304E is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.1% C 0.067 H 248.2°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#0D304E
RGB	rgb(13, 48, 78)
HSL	hsl(208, 71%, 18%)
HSV	hsv(208, 83%, 31%)
CMYK	cmyk(83.3%, 38.5%, 0%, 69.4%)
CIE-LAB	lab(19.01, -0.30, -21.98)
CIE-LCH	lch(19.01, 21.99, 269.22°)
OKLab	oklab(30.12% -0.025 -0.0625)
OKLCH	oklch(30.12% 0.067 248.2)
XYZ	xyz(2.5976, 2.7492, 7.6000)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D304E #4E2B0D

analogous

#0D4E4B #0D304E #0D104E

triadic

#0D304E #4E0D30 #304E0D

tetradic

#0D304E #4B0D4E #4E2B0D #104E0D

square

#0D304E #4B0D4E #4E2B0D #104E0D

split-complementary

#0D304E #4E0D10 #4E4B0D

monochromatic

#04101A #04101A #0D304E #165082 #1E71B7

Accessibility & contrast

On white

13.55

#0D304E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#0D304E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D304E

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D304E	#FFFFFF	#000000	##FFFFFF
##0D304E	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#22314F

Deuteranopia (green-blind)

#192B4D

Tritanopia (blue-blind)

#00373B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0d304e;
/* rgb */ color: rgb(13, 48, 78);
/* oklch */ color: oklch(30.1% 0.067 248.2);

Tailwind

colors: {
  custom: {
    50: '#576880',
    500: '#0d304e',
    950: '#000000',
  },
}

SCSS

$custom: #0d304e;
$custom-light: #576880;
$custom-dark: #000000;

JSON

{
  "hex": "#0d304e",
  "rgb": {
    "r": 13,
    "g": 48,
    "b": 78
  },
  "hsl": {
    "h": 207.692,
    "s": 71.429,
    "l": 17.843
  },
  "oklch": {
    "l": 0.30115,
    "c": 0.06732,
    "h": 248.2
  },
  "luminance": 0.0275
}

Semantic roles & 50–950 ramp

primary

#0D304E

secondary

#89582E

accent

#8D3AEE

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#03060A

muted

#787A7C

Preview Lab

Preview with #0D304E

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

Preview Lab → · Contrast checker → · Palette generator →