#0D304F#0D304F

#0D304F is a dark, moderate cyan. Relative luminance 0.028; OKLCH L 30.2% C 0.069 H 249.0°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#0D304F
RGB	rgb(13, 48, 79)
HSL	hsl(208, 72%, 18%)
HSV	hsv(208, 84%, 31%)
CMYK	cmyk(83.5%, 39.2%, 0%, 69%)
CIE-LAB	lab(19.07, 0.13, -22.56)
CIE-LCH	lch(19.07, 22.56, 270.34°)
OKLab	oklab(30.18% -0.0246 -0.0642)
OKLCH	oklch(30.18% 0.069 249)
XYZ	xyz(2.6337, 2.7637, 7.7903)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D304F #4F2C0D

analogous

#0D4F4D #0D304F #0D0F4F

triadic

#0D304F #4F0D30 #304F0D

tetradic

#0D304F #4D0D4F #4F2C0D #0F4F0D

square

#0D304F #4D0D4F #4F2C0D #0F4F0D

split-complementary

#0D304F #4F0D0F #4F4D0D

monochromatic

#04101A #04101A #0D304F #165084 #1E70B8

Accessibility & contrast

On white

13.52

#0D304F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#0D304F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D304F

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D304F	#FFFFFF	#000000	##FFFFFF
##0D304F	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#223250

Deuteranopia (green-blind)

#182C4E

Tritanopia (blue-blind)

#00373B

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #0d304f;
/* rgb */ color: rgb(13, 48, 79);
/* oklch */ color: oklch(30.2% 0.069 249.0);

Tailwind

colors: {
  custom: {
    50: '#576880',
    500: '#0d304f',
    950: '#000000',
  },
}

SCSS

$custom: #0d304f;
$custom-light: #576880;
$custom-dark: #000000;

JSON

{
  "hex": "#0d304f",
  "rgb": {
    "r": 13,
    "g": 48,
    "b": 79
  },
  "hsl": {
    "h": 208.182,
    "s": 71.739,
    "l": 18.039
  },
  "oklch": {
    "l": 0.30183,
    "c": 0.06877,
    "h": 249
  },
  "luminance": 0.02764
}

Semantic roles & 50–950 ramp

primary

#0D304F

secondary

#8A592E

accent

#8E39EE

background

#F5F6F7

surface

#E9EBEE

border

#C5C6C9

text

#04060A

muted

#797A7C

Preview Lab

Preview with #0D304F

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

Preview Lab → · Contrast checker → · Palette generator →