#0D1D4B#0D1D4B

#0D1D4B is a very dark, moderate blue. Relative luminance 0.015; OKLCH L 25.0% C 0.088 H 265.7°. Best body text is #FFFFFF at 16.22:1 contrast (WCAG AA passes).

Color values

HEX	#0D1D4B
RGB	rgb(13, 29, 75)
HSL	hsl(225, 70%, 17%)
HSV	hsv(225, 83%, 29%)
CMYK	cmyk(82.7%, 61.3%, 0%, 70.6%)
CIE-LAB	lab(12.43, 12.56, -30.49)
CIE-LCH	lch(12.43, 32.98, 292.38°)
OKLab	oklab(24.97% -0.0066 -0.0879)
OKLCH	oklch(24.97% 0.088 265.7)
XYZ	xyz(1.8749, 1.4721, 6.8406)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1D4B #4B3B0D

analogous

#0D3C4B #0D1D4B #1C0D4B

triadic

#0D1D4B #4B0D1D #1D4B0D

tetradic

#0D1D4B #4B0D3C #4B3B0D #0D4B1C

square

#0D1D4B #4B0D3C #4B3B0D #0D4B1C

split-complementary

#0D1D4B #4B1C0D #3C4B0D

monochromatic

#050A1A #050A1A #0D1D4B #16317F #1F45B3

Accessibility & contrast

On white

16.22

#0D1D4B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0D1D4B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1D4B

16.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1D4B	#FFFFFF	#000000	##FFFFFF
##0D1D4B	1.00	16.22	1.29	16.22
#FFFFFF	16.22	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234D

Deuteranopia (green-blind)

#001E4A

Tritanopia (blue-blind)

#002830

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0d1d4b;
/* rgb */ color: rgb(13, 29, 75);
/* oklch */ color: oklch(25.0% 0.088 265.7);

Tailwind

colors: {
  custom: {
    50: '#57587e',
    500: '#0d1d4b',
    950: '#000000',
  },
}

SCSS

$custom: #0d1d4b;
$custom-light: #57587e;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1d4b",
  "rgb": {
    "r": 13,
    "g": 29,
    "b": 75
  },
  "hsl": {
    "h": 224.516,
    "s": 70.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.24967,
    "c": 0.08814,
    "h": 265.7
  },
  "luminance": 0.01472
}

Semantic roles & 50–950 ramp

primary

#0D1D4B

secondary

#866F2E

accent

#BF3BED

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#03030A

muted

#78787C

Preview Lab

Preview with #0D1D4B

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

Preview Lab → · Contrast checker → · Palette generator →