#0D1D2B#0D1D2B

#0D1D2B is a very dark, muted cyan. Relative luminance 0.011; OKLCH L 22.4% C 0.035 H 246.5°. Best body text is #FFFFFF at 17.10:1 contrast (WCAG AA passes).

Color values

HEX	#0D1D2B
RGB	rgb(13, 29, 43)
HSL	hsl(208, 54%, 11%)
HSV	hsv(208, 70%, 17%)
CMYK	cmyk(69.8%, 32.6%, 0%, 83.1%)
CIE-LAB	lab(10.10, -1.44, -11.47)
CIE-LCH	lch(10.10, 11.56, 262.85°)
OKLab	oklab(22.42% -0.014 -0.0322)
OKLCH	oklch(22.42% 0.035 246.5)
XYZ	xyz(1.0412, 1.1386, 2.4499)
Luminance	0.0114 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1D2B #2B1B0D

analogous

#0D2B2A #0D1D2B #0D0E2B

triadic

#0D1D2B #2B0D1D #1D2B0D

tetradic

#0D1D2B #2A0D2B #2B1B0D #0E2B0D

square

#0D1D2B #2A0D2B #2B1B0D #0E2B0D

split-complementary

#0D1D2B #2B0D0E #2B2A0D

monochromatic

#071017 #071017 #0D1D2B #1B3D5A #295C89

Accessibility & contrast

On white

17.10

#0D1D2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0D1D2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1D2B

17.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1D2B	#FFFFFF	#000000	##FFFFFF
##0D1D2B	1.00	17.10	1.23	17.10
#FFFFFF	17.10	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#171D2C

Deuteranopia (green-blind)

#131A2B

Tritanopia (blue-blind)

#002022

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0d1d2b;
/* rgb */ color: rgb(13, 29, 43);
/* oklch */ color: oklch(22.4% 0.035 246.5);

Tailwind

colors: {
  custom: {
    50: '#4e5864',
    500: '#0d1d2b',
    950: '#000000',
  },
}

SCSS

$custom: #0d1d2b;
$custom-light: #4e5864;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1d2b",
  "rgb": {
    "r": 13,
    "g": 29,
    "b": 43
  },
  "hsl": {
    "h": 208,
    "s": 53.571,
    "l": 10.98
  },
  "oklch": {
    "l": 0.2242,
    "c": 0.03507,
    "h": 246.5
  },
  "luminance": 0.01139
}

Semantic roles & 50–950 ramp

primary

#0D1D2B

secondary

#66482E

accent

#8F4BDD

background

#F4F5F5

surface

#E7E9EA

border

#C3C5C6

text

#020305

muted

#787879

Preview Lab

Preview with #0D1D2B

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

Preview Lab → · Contrast checker → · Palette generator →