#0D1638#0D1638

#0D1638 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.5% C 0.067 H 268.9°. Best body text is #FFFFFF at 17.66:1 contrast (WCAG AA passes).

Color values

HEX	#0D1638
RGB	rgb(13, 22, 56)
HSL	hsl(227, 62%, 14%)
HSV	hsv(227, 77%, 22%)
CMYK	cmyk(76.8%, 60.7%, 0%, 78%)
CIE-LAB	lab(8.52, 9.63, -23.43)
CIE-LCH	lch(8.52, 25.33, 292.35°)
OKLab	oklab(21.5% -0.0012 -0.0673)
OKLCH	oklch(21.5% 0.067 268.9)
XYZ	xyz(1.1665, 0.9448, 3.8615)
Luminance	0.0095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1638 #382F0D

analogous

#0D2B38 #0D1638 #190D38

triadic

#0D1638 #380D16 #16380D

tetradic

#0D1638 #380D2B #382F0D #0D3819

square

#0D1638 #380D2B #382F0D #0D3819

split-complementary

#0D1638 #38190D #2B380D

monochromatic

#060A19 #060A19 #0D1638 #192A6A #243D9B

Accessibility & contrast

On white

17.66

#0D1638 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#0D1638 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1638

17.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1638	#FFFFFF	#000000	##FFFFFF
##0D1638	1.00	17.66	1.19	17.66
#FFFFFF	17.66	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#031B39

Deuteranopia (green-blind)

#001737

Tritanopia (blue-blind)

#001E24

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0d1638;
/* rgb */ color: rgb(13, 22, 56);
/* oklch */ color: oklch(21.5% 0.067 268.9);

Tailwind

colors: {
  custom: {
    50: '#52526f',
    500: '#0d1638',
    950: '#000000',
  },
}

SCSS

$custom: #0d1638;
$custom-light: #52526f;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1638",
  "rgb": {
    "r": 13,
    "g": 22,
    "b": 56
  },
  "hsl": {
    "h": 227.442,
    "s": 62.319,
    "l": 13.529
  },
  "oklch": {
    "l": 0.21498,
    "c": 0.06727,
    "h": 268.9
  },
  "luminance": 0.00945
}

Semantic roles & 50–950 ramp

primary

#0D1638

secondary

#73652D

accent

#C342E5

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020207

muted

#78787A

Preview Lab

Preview with #0D1638

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

Preview Lab → · Contrast checker → · Palette generator →