#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
RGBrgb(13, 29, 75)
HSLhsl(225, 70%, 17%)
HSVhsv(225, 83%, 29%)
CMYKcmyk(82.7%, 61.3%, 0%, 70.6%)
CIE-LABlab(12.43, 12.56, -30.49)
CIE-LCHlch(12.43, 32.98, 292.38°)
OKLaboklab(24.97% -0.0066 -0.0879)
OKLCHoklch(24.97% 0.088 265.7)
XYZxyz(1.8749, 1.4721, 6.8406)
Luminance0.0147 (WCAG relative)
Temperaturecool
Familyblue

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
##0D1D4B1.0016.221.2916.22
#FFFFFF16.221.0021.001.00
#0000001.2921.001.0021.00
##FFFFFF16.221.0021.001.00

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 →

#0D1D4B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva