#0D0D37#0D0D37

#0D0D37 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.3% C 0.079 H 276.0°. Best body text is #FFFFFF at 18.59:1 contrast (WCAG AA passes).

Color values

HEX	#0D0D37
RGB	rgb(13, 13, 55)
HSL	hsl(240, 62%, 13%)
HSV	hsv(240, 76%, 22%)
CMYK	cmyk(76.4%, 76.4%, 0%, 78.4%)
CIE-LAB	lab(5.86, 15.29, -27.00)
CIE-LCH	lch(5.86, 31.03, 299.53°)
OKLab	oklab(19.33% 0.0083 -0.079)
OKLCH	oklch(19.33% 0.079 276)
XYZ	xyz(0.9993, 0.6492, 3.6863)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D0D37 #37370D

analogous

#0D2237 #0D0D37 #220D37

triadic

#0D0D37 #370D0D #0D370D

tetradic

#0D0D37 #370D22 #37370D #0D3722

square

#0D0D37 #370D22 #37370D #0D3722

split-complementary

#0D0D37 #37220D #22370D

monochromatic

#060619 #060619 #0D0D37 #191968 #24249A

Accessibility & contrast

On white

18.59

#0D0D37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0D0D37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D0D37

18.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D0D37	#FFFFFF	#000000	##FFFFFF
##0D0D37	1.00	18.59	1.13	18.59
#FFFFFF	18.59	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001538

Deuteranopia (green-blind)

#001136

Tritanopia (blue-blind)

#001820

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0d0d37;
/* rgb */ color: rgb(13, 13, 55);
/* oklch */ color: oklch(19.3% 0.079 276.0);

Tailwind

colors: {
  custom: {
    50: '#524c6e',
    500: '#0d0d37',
    950: '#000000',
  },
}

SCSS

$custom: #0d0d37;
$custom-light: #524c6e;
$custom-dark: #000000;

JSON

{
  "hex": "#0d0d37",
  "rgb": {
    "r": 13,
    "g": 13,
    "b": 55
  },
  "hsl": {
    "h": 240,
    "s": 61.765,
    "l": 13.333
  },
  "oklch": {
    "l": 0.19326,
    "c": 0.07944,
    "h": 276
  },
  "luminance": 0.00649
}

Semantic roles & 50–950 ramp

primary

#0D0D37

secondary

#72722D

accent

#E543E5

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #0D0D37

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

Preview Lab → · Contrast checker → · Palette generator →