#0D0D40#0D0D40

#0D0D40 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.4% C 0.093 H 274.3°. Best body text is #FFFFFF at 18.28:1 contrast (WCAG AA passes).

Color values

HEX	#0D0D40
RGB	rgb(13, 13, 64)
HSL	hsl(240, 66%, 15%)
HSV	hsv(240, 80%, 25%)
CMYK	cmyk(79.7%, 79.7%, 0%, 74.9%)
CIE-LAB	lab(6.72, 19.63, -32.11)
CIE-LCH	lch(6.72, 37.64, 301.44°)
OKLab	oklab(20.36% 0.007 -0.0932)
OKLCH	oklch(20.36% 0.093 274.3)
XYZ	xyz(1.2350, 0.7435, 4.9279)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.61

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D0D40 #40400D

analogous

#0D2640 #0D0D40 #260D40

triadic

#0D0D40 #400D0D #0D400D

tetradic

#0D0D40 #400D26 #40400D #0D4026

square

#0D0D40 #400D26 #40400D #0D4026

split-complementary

#0D0D40 #40260D #26400D

monochromatic

#050519 #050519 #0D0D40 #171773 #2222A6

Accessibility & contrast

On white

18.28

#0D0D40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0D0D40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D0D40

18.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D0D40	#FFFFFF	#000000	##FFFFFF
##0D0D40	1.00	18.28	1.15	18.28
#FFFFFF	18.28	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001742

Deuteranopia (green-blind)

#00123F

Tritanopia (blue-blind)

#001B25

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0d0d40;
/* rgb */ color: rgb(13, 13, 64);
/* oklch */ color: oklch(20.4% 0.093 274.3);

Tailwind

colors: {
  custom: {
    50: '#554c75',
    500: '#0d0d40',
    950: '#000000',
  },
}

SCSS

$custom: #0d0d40;
$custom-light: #554c75;
$custom-dark: #000000;

JSON

{
  "hex": "#0d0d40",
  "rgb": {
    "r": 13,
    "g": 13,
    "b": 64
  },
  "hsl": {
    "h": 240,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.20355,
    "c": 0.09345,
    "h": 274.3
  },
  "luminance": 0.00744
}

Semantic roles & 50–950 ramp

primary

#0D0D40

secondary

#7C7C2D

accent

#E93FE9

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #0D0D40

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

Preview Lab → · Contrast checker → · Palette generator →