#0D0A40#0D0A40

#0D0A40 is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.8% C 0.097 H 275.3°. Best body text is #FFFFFF at 18.51:1 contrast (WCAG AA passes).

Color values

HEX	#0D0A40
RGB	rgb(13, 10, 64)
HSL	hsl(243, 73%, 15%)
HSV	hsv(243, 84%, 25%)
CMYK	cmyk(79.7%, 84.4%, 0%, 74.9%)
CIE-LAB	lab(6.08, 21.26, -33.15)
CIE-LCH	lch(6.08, 39.38, 302.67°)
OKLab	oklab(19.83% 0.009 -0.0967)
OKLCH	oklch(19.83% 0.097 275.3)
XYZ	xyz(1.1996, 0.6727, 4.9161)
Luminance	0.0067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 3.09

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0D0A40 #3D400A

analogous

#0A2240 #0D0A40 #280A40

triadic

#0D0A40 #400D0A #0A400D

tetradic

#0D0A40 #400A22 #3D400A #0A4028

square

#0D0A40 #400A22 #3D400A #0A4028

split-complementary

#0D0A40 #40280A #22400A

monochromatic

#05041A #05041A #0D0A40 #181275 #231BAA

Accessibility & contrast

On white

18.51

#0D0A40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#0D0A40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0D0A40

18.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0D0A40	#FFFFFF	#000000	##FFFFFF
##0D0A40	1.00	18.51	1.13	18.51
#FFFFFF	18.51	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001642

Deuteranopia (green-blind)

#00113F

Tritanopia (blue-blind)

#001A24

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #0d0a40;
/* rgb */ color: rgb(13, 10, 64);
/* oklch */ color: oklch(19.8% 0.097 275.3);

Tailwind

colors: {
  custom: {
    50: '#554a75',
    500: '#0d0a40',
    950: '#000000',
  },
}

SCSS

$custom: #0d0a40;
$custom-light: #554a75;
$custom-dark: #000000;

JSON

{
  "hex": "#0d0a40",
  "rgb": {
    "r": 13,
    "g": 10,
    "b": 64
  },
  "hsl": {
    "h": 243.333,
    "s": 72.973,
    "l": 14.51
  },
  "oklch": {
    "l": 0.19826,
    "c": 0.09717,
    "h": 275.3
  },
  "luminance": 0.00673
}

Semantic roles & 50–950 ramp

primary

#0D0A40

secondary

#797D29

accent

#F038E5

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #0D0A40

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

Preview Lab → · Contrast checker → · Palette generator →