#0D1B4E#0D1B4E

#0D1B4E is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.8% C 0.096 H 267.2°. Best body text is #FFFFFF at 16.36:1 contrast (WCAG AA passes).

Color values

HEX	#0D1B4E
RGB	rgb(13, 27, 78)
HSL	hsl(227, 71%, 18%)
HSV	hsv(227, 83%, 31%)
CMYK	cmyk(83.3%, 65.4%, 0%, 69.4%)
CIE-LAB	lab(12.09, 15.41, -33.12)
CIE-LCH	lch(12.09, 36.53, 294.96°)
OKLab	oklab(24.8% -0.0047 -0.0956)
OKLCH	oklch(24.8% 0.096 267.2)
XYZ	xyz(1.9326, 1.4193, 7.3783)
Luminance	0.0142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1B4E #4E400D

analogous

#0D3B4E #0D1B4E #1F0D4E

triadic

#0D1B4E #4E0D1B #1B4E0D

tetradic

#0D1B4E #4E0D3B #4E400D #0D4E1F

square

#0D1B4E #4E0D3B #4E400D #0D4E1F

split-complementary

#0D1B4E #4E1F0D #3B4E0D

monochromatic

#04091A #04091A #0D1B4E #162D82 #1E3FB7

Accessibility & contrast

On white

16.36

#0D1B4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#0D1B4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1B4E

16.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1B4E	#FFFFFF	#000000	##FFFFFF
##0D1B4E	1.00	16.36	1.28	16.36
#FFFFFF	16.36	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002350

Deuteranopia (green-blind)

#001D4D

Tritanopia (blue-blind)

#002831

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0d1b4e;
/* rgb */ color: rgb(13, 27, 78);
/* oklch */ color: oklch(24.8% 0.096 267.2);

Tailwind

colors: {
  custom: {
    50: '#585680',
    500: '#0d1b4e',
    950: '#000000',
  },
}

SCSS

$custom: #0d1b4e;
$custom-light: #585680;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1b4e",
  "rgb": {
    "r": 13,
    "g": 27,
    "b": 78
  },
  "hsl": {
    "h": 227.077,
    "s": 71.429,
    "l": 17.843
  },
  "oklch": {
    "l": 0.24795,
    "c": 0.09577,
    "h": 267.2
  },
  "luminance": 0.01419
}

Semantic roles & 50–950 ramp

primary

#0D1B4E

secondary

#89752E

accent

#C73AEE

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #0D1B4E

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

Preview Lab → · Contrast checker → · Palette generator →