#0A0D45#0A0D45

#0A0D45 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.8% C 0.102 H 271.1°. Best body text is #FFFFFF at 18.16:1 contrast (WCAG AA passes).

Color values

HEX	#0A0D45
RGB	rgb(10, 13, 69)
HSL	hsl(237, 75%, 15%)
HSV	hsv(237, 86%, 27%)
CMYK	cmyk(85.5%, 81.2%, 0%, 72.9%)
CIE-LAB	lab(7.06, 21.47, -35.09)
CIE-LCH	lch(7.06, 41.14, 301.45°)
OKLab	oklab(20.75% 0.002 -0.1018)
OKLCH	oklch(20.75% 0.102 271.1)
XYZ	xyz(1.3429, 0.7819, 5.7092)
Luminance	0.0078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0D45 #45420A

analogous

#0A2A45 #0A0D45 #240A45

triadic

#0A0D45 #450A0D #0D450A

tetradic

#0A0D45 #450A2A #45420A #0A4524

square

#0A0D45 #450A2A #45420A #0A4524

split-complementary

#0A0D45 #45240A #2A450A

monochromatic

#04051B #04051B #0A0D45 #12177A #1921B0

Accessibility & contrast

On white

18.16

#0A0D45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#0A0D45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0D45

18.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0D45	#FFFFFF	#000000	##FFFFFF
##0A0D45	1.00	18.16	1.16	18.16
#FFFFFF	18.16	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001847

Deuteranopia (green-blind)

#001344

Tritanopia (blue-blind)

#001D28

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #0a0d45;
/* rgb */ color: rgb(10, 13, 69);
/* oklch */ color: oklch(20.8% 0.102 271.1);

Tailwind

colors: {
  custom: {
    50: '#554c79',
    500: '#0a0d45',
    950: '#000000',
  },
}

SCSS

$custom: #0a0d45;
$custom-light: #554c79;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0d45",
  "rgb": {
    "r": 10,
    "g": 13,
    "b": 69
  },
  "hsl": {
    "h": 236.949,
    "s": 74.684,
    "l": 15.49
  },
  "oklch": {
    "l": 0.20752,
    "c": 0.10182,
    "h": 271.1
  },
  "luminance": 0.00782
}

Semantic roles & 50–950 ramp

primary

#0A0D45

secondary

#827E29

accent

#E836F1

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0A0D45

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

Preview Lab → · Contrast checker → · Palette generator →