#0D1540#0D1540

#0D1540 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.0% C 0.082 H 270.2°. Best body text is #FFFFFF at 17.52:1 contrast (WCAG AA passes).

Color values

HEX	#0D1540
RGB	rgb(13, 21, 64)
HSL	hsl(231, 66%, 15%)
HSV	hsv(231, 80%, 25%)
CMYK	cmyk(79.7%, 67.2%, 0%, 74.9%)
CIE-LAB	lab(8.92, 13.93, -28.50)
CIE-LCH	lch(8.92, 31.72, 296.05°)
OKLab	oklab(22.03% 0.0003 -0.0822)
OKLCH	oklch(22.03% 0.082 270.2)
XYZ	xyz(1.3592, 0.9919, 4.9693)
Luminance	0.0099 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1540 #40380D

analogous

#0D2F40 #0D1540 #1E0D40

triadic

#0D1540 #400D15 #15400D

tetradic

#0D1540 #400D2F #40380D #0D401E

square

#0D1540 #400D2F #40380D #0D401E

split-complementary

#0D1540 #401E0D #2F400D

monochromatic

#050819 #050819 #0D1540 #172673 #2236A6

Accessibility & contrast

On white

17.52

#0D1540 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#0D1540 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1540

17.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1540	#FFFFFF	#000000	##FFFFFF
##0D1540	1.00	17.52	1.20	17.52
#FFFFFF	17.52	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C41

Deuteranopia (green-blind)

#00173F

Tritanopia (blue-blind)

#002028

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #0d1540;
/* rgb */ color: rgb(13, 21, 64);
/* oklch */ color: oklch(22.0% 0.082 270.2);

Tailwind

colors: {
  custom: {
    50: '#545275',
    500: '#0d1540',
    950: '#000000',
  },
}

SCSS

$custom: #0d1540;
$custom-light: #545275;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1540",
  "rgb": {
    "r": 13,
    "g": 21,
    "b": 64
  },
  "hsl": {
    "h": 230.588,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.22026,
    "c": 0.08219,
    "h": 270.2
  },
  "luminance": 0.00992
}

Semantic roles & 50–950 ramp

primary

#0D1540

secondary

#7C6F2D

accent

#CE3FE9

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030208

muted

#78787B

Preview Lab

Preview with #0D1540

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

Preview Lab → · Contrast checker → · Palette generator →