#0D0D39#0D0D39

#0D0D39 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.5% C 0.083 H 275.6°. Best body text is #FFFFFF at 18.52:1 contrast (WCAG AA passes).

Color values

HEX	#0D0D39
RGB	rgb(13, 13, 57)
HSL	hsl(240, 63%, 14%)
HSV	hsv(240, 77%, 22%)
CMYK	cmyk(77.2%, 77.2%, 0%, 77.6%)
CIE-LAB	lab(6.04, 16.29, -28.17)
CIE-LCH	lch(6.04, 32.55, 300.04°)
OKLab	oklab(19.55% 0.008 -0.0822)
OKLCH	oklch(19.55% 0.083 275.6)
XYZ	xyz(1.0482, 0.6687, 3.9439)
Luminance	0.0067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D0D39 #39390D

analogous

#0D2339 #0D0D39 #230D39

triadic

#0D0D39 #390D0D #0D390D

tetradic

#0D0D39 #390D23 #39390D #0D3923

square

#0D0D39 #390D23 #39390D #0D3923

split-complementary

#0D0D39 #39230D #23390D

monochromatic

#060619 #060619 #0D0D39 #18186B #24249D

Accessibility & contrast

On white

18.52

#0D0D39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0D0D39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D0D39

18.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D0D39	#FFFFFF	#000000	##FFFFFF
##0D0D39	1.00	18.52	1.13	18.52
#FFFFFF	18.52	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153A

Deuteranopia (green-blind)

#001138

Tritanopia (blue-blind)

#001921

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0d0d39;
/* rgb */ color: rgb(13, 13, 57);
/* oklch */ color: oklch(19.5% 0.083 275.6);

Tailwind

colors: {
  custom: {
    50: '#524c70',
    500: '#0d0d39',
    950: '#000000',
  },
}

SCSS

$custom: #0d0d39;
$custom-light: #524c70;
$custom-dark: #000000;

JSON

{
  "hex": "#0d0d39",
  "rgb": {
    "r": 13,
    "g": 13,
    "b": 57
  },
  "hsl": {
    "h": 240,
    "s": 62.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.19549,
    "c": 0.08263,
    "h": 275.6
  },
  "luminance": 0.00669
}

Semantic roles & 50–950 ramp

primary

#0D0D39

secondary

#74742D

accent

#E642E6

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #0D0D39

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

Preview Lab → · Contrast checker → · Palette generator →