#0D104F#0D104F

#0D104F is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.7% C 0.112 H 271.3°. Best body text is #FFFFFF at 17.44:1 contrast (WCAG AA passes).

Color values

HEX	#0D104F
RGB	rgb(13, 16, 79)
HSL	hsl(237, 72%, 18%)
HSV	hsv(237, 84%, 31%)
CMYK	cmyk(83.5%, 79.7%, 0%, 69%)
CIE-LAB	lab(9.16, 23.88, -38.60)
CIE-LCH	lch(9.16, 45.39, 301.74°)
OKLab	oklab(22.69% 0.0025 -0.1118)
OKLCH	oklch(22.69% 0.112 271.3)
XYZ	xyz(1.7621, 1.0205, 7.4997)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.27

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D104F #4F4C0D

analogous

#0D314F #0D104F #2B0D4F

triadic

#0D104F #4F0D10 #104F0D

tetradic

#0D104F #4F0D31 #4F4C0D #0D4F2B

square

#0D104F #4F0D31 #4F4C0D #0D4F2B

split-complementary

#0D104F #4F2B0D #314F0D

monochromatic

#04051A #04051A #0D104F #161B84 #1E25B8

Accessibility & contrast

On white

17.44

#0D104F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0D104F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D104F

17.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D104F	#FFFFFF	#000000	##FFFFFF
##0D104F	1.00	17.44	1.20	17.44
#FFFFFF	17.44	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D51

Deuteranopia (green-blind)

#00174E

Tritanopia (blue-blind)

#00222E

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #0d104f;
/* rgb */ color: rgb(13, 16, 79);
/* oklch */ color: oklch(22.7% 0.112 271.3);

Tailwind

colors: {
  custom: {
    50: '#594e81',
    500: '#0d104f',
    950: '#000000',
  },
}

SCSS

$custom: #0d104f;
$custom-light: #594e81;
$custom-dark: #000000;

JSON

{
  "hex": "#0d104f",
  "rgb": {
    "r": 13,
    "g": 16,
    "b": 79
  },
  "hsl": {
    "h": 237.273,
    "s": 71.739,
    "l": 18.039
  },
  "oklch": {
    "l": 0.22691,
    "c": 0.11179,
    "h": 271.3
  },
  "luminance": 0.01021
}

Semantic roles & 50–950 ramp

primary

#0D104F

secondary

#8A862E

accent

#E639EE

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04010A

muted

#79777C

Preview Lab

Preview with #0D104F

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

Preview Lab → · Contrast checker → · Palette generator →