#0D1748#0D1748

#0D1748 is a very dark, moderate blue. Relative luminance 0.012; OKLCH L 23.3% C 0.092 H 269.0°. Best body text is #FFFFFF at 17.03:1 contrast (WCAG AA passes).

Color values

HEX	#0D1748
RGB	rgb(13, 23, 72)
HSL	hsl(230, 69%, 17%)
HSV	hsv(230, 82%, 28%)
CMYK	cmyk(81.9%, 68.1%, 0%, 71.8%)
CIE-LAB	lab(10.30, 15.86, -31.87)
CIE-LCH	lch(10.30, 35.60, 296.46°)
OKLab	oklab(23.29% -0.0015 -0.0921)
OKLCH	oklch(23.29% 0.092 269)
XYZ	xyz(1.6417, 1.1661, 6.2682)
Luminance	0.0117 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D1748 #483E0D

analogous

#0D3548 #0D1748 #210D48

triadic

#0D1748 #480D17 #17480D

tetradic

#0D1748 #480D35 #483E0D #0D4821

square

#0D1748 #480D35 #483E0D #0D4821

split-complementary

#0D1748 #48210D #35480D

monochromatic

#05081A #05081A #0D1748 #16287C #2038B0

Accessibility & contrast

On white

17.03

#0D1748 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#0D1748 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D1748

17.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D1748	#FFFFFF	#000000	##FFFFFF
##0D1748	1.00	17.03	1.23	17.03
#FFFFFF	17.03	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4A

Deuteranopia (green-blind)

#001947

Tritanopia (blue-blind)

#00242C

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #0d1748;
/* rgb */ color: rgb(13, 23, 72);
/* oklch */ color: oklch(23.3% 0.092 269.0);

Tailwind

colors: {
  custom: {
    50: '#56537b',
    500: '#0d1748',
    950: '#000000',
  },
}

SCSS

$custom: #0d1748;
$custom-light: #56537b;
$custom-dark: #000000;

JSON

{
  "hex": "#0d1748",
  "rgb": {
    "r": 13,
    "g": 23,
    "b": 72
  },
  "hsl": {
    "h": 229.831,
    "s": 69.412,
    "l": 16.667
  },
  "oklch": {
    "l": 0.23292,
    "c": 0.09207,
    "h": 269
  },
  "luminance": 0.01166
}

Semantic roles & 50–950 ramp

primary

#0D1748

secondary

#83752D

accent

#CE3CEC

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#030209

muted

#78787B

Preview Lab

Preview with #0D1748

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

Preview Lab → · Contrast checker → · Palette generator →