#0D102F#0D102F

#0D102F is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.2% C 0.061 H 274.9°. Best body text is #FFFFFF at 18.55:1 contrast (WCAG AA passes).

Color values

HEX	#0D102F
RGB	rgb(13, 16, 47)
HSL	hsl(235, 57%, 12%)
HSV	hsv(235, 72%, 18%)
CMYK	cmyk(72.3%, 66%, 0%, 81.6%)
CIE-LAB	lab(5.97, 9.65, -20.94)
CIE-LCH	lch(5.97, 23.06, 294.73°)
OKLab	oklab(19.18% 0.0052 -0.061)
OKLCH	oklch(19.18% 0.061 274.9)
XYZ	xyz(0.8642, 0.6613, 2.7709)
Luminance	0.0066 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.43

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D102F #2F2C0D

analogous

#0D212F #0D102F #1B0D2F

triadic

#0D102F #2F0D10 #102F0D

tetradic

#0D102F #2F0D21 #2F2C0D #0D2F1B

square

#0D102F #2F0D21 #2F2C0D #0D2F1B

split-complementary

#0D102F #2F1B0D #212F0D

monochromatic

#070818 #070818 #0D102F #1A205F #28318F

Accessibility & contrast

On white

18.55

#0D102F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0D102F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D102F

18.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D102F	#FFFFFF	#000000	##FFFFFF
##0D102F	1.00	18.55	1.13	18.55
#FFFFFF	18.55	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#011530

Deuteranopia (green-blind)

#00122E

Tritanopia (blue-blind)

#00171D

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0d102f;
/* rgb */ color: rgb(13, 16, 47);
/* oklch */ color: oklch(19.2% 0.061 274.9);

Tailwind

colors: {
  custom: {
    50: '#4f4e68',
    500: '#0d102f',
    950: '#000000',
  },
}

SCSS

$custom: #0d102f;
$custom-light: #4f4e68;
$custom-dark: #000000;

JSON

{
  "hex": "#0d102f",
  "rgb": {
    "r": 13,
    "g": 16,
    "b": 47
  },
  "hsl": {
    "h": 234.706,
    "s": 56.667,
    "l": 11.765
  },
  "oklch": {
    "l": 0.19181,
    "c": 0.06127,
    "h": 274.9
  },
  "luminance": 0.00661
}

Semantic roles & 50–950 ramp

primary

#0D102F

secondary

#6A652E

accent

#D348E0

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020106

muted

#78777A

Preview Lab

Preview with #0D102F

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

Preview Lab → · Contrast checker → · Palette generator →