#0D103A#0D103A

#0D103A is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.3% C 0.080 H 273.7°. Best body text is #FFFFFF at 18.22:1 contrast (WCAG AA passes).

Color values

HEX	#0D103A
RGB	rgb(13, 16, 58)
HSL	hsl(236, 63%, 14%)
HSV	hsv(236, 78%, 23%)
CMYK	cmyk(77.6%, 72.4%, 0%, 77.3%)
CIE-LAB	lab(6.88, 14.98, -27.54)
CIE-LCH	lch(6.88, 31.35, 298.55°)
OKLab	oklab(20.29% 0.0052 -0.0797)
OKLCH	oklch(20.29% 0.08 273.7)
XYZ	xyz(1.1147, 0.7615, 4.0904)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D103A #3A370D

analogous

#0D273A #0D103A #210D3A

triadic

#0D103A #3A0D10 #103A0D

tetradic

#0D103A #3A0D27 #3A370D #0D3A21

square

#0D103A #3A0D27 #3A370D #0D3A21

split-complementary

#0D103A #3A210D #273A0D

monochromatic

#060719 #060719 #0D103A #181E6C #232C9E

Accessibility & contrast

On white

18.22

#0D103A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0D103A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D103A

18.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D103A	#FFFFFF	#000000	##FFFFFF
##0D103A	1.00	18.22	1.15	18.22
#FFFFFF	18.22	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173B

Deuteranopia (green-blind)

#001339

Tritanopia (blue-blind)

#001B23

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0d103a;
/* rgb */ color: rgb(13, 16, 58);
/* oklch */ color: oklch(20.3% 0.080 273.7);

Tailwind

colors: {
  custom: {
    50: '#534e71',
    500: '#0d103a',
    950: '#000000',
  },
}

SCSS

$custom: #0d103a;
$custom-light: #534e71;
$custom-dark: #000000;

JSON

{
  "hex": "#0d103a",
  "rgb": {
    "r": 13,
    "g": 16,
    "b": 58
  },
  "hsl": {
    "h": 236,
    "s": 63.38,
    "l": 13.922
  },
  "oklch": {
    "l": 0.20288,
    "c": 0.07987,
    "h": 273.7
  },
  "luminance": 0.00762
}

Semantic roles & 50–950 ramp

primary

#0D103A

secondary

#76712D

accent

#DB41E6

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #0D103A

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

Preview Lab → · Contrast checker → · Palette generator →