#0A0D3E#0A0D3E

#0A0D3E is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.9% C 0.091 H 272.0°. Best body text is #FFFFFF at 18.42:1 contrast (WCAG AA passes).

Color values

HEX	#0A0D3E
RGB	rgb(10, 13, 62)
HSL	hsl(237, 72%, 14%)
HSV	hsv(237, 84%, 24%)
CMYK	cmyk(83.9%, 79%, 0%, 75.7%)
CIE-LAB	lab(6.32, 18.17, -31.33)
CIE-LCH	lch(6.32, 36.22, 300.12°)
OKLab	oklab(19.9% 0.0031 -0.0913)
OKLCH	oklch(19.9% 0.091 272)
XYZ	xyz(1.1383, 0.7001, 4.6316)
Luminance	0.0070 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.37

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0D3E #3E3B0A

analogous

#0A273E #0A0D3E #210A3E

triadic

#0A0D3E #3E0A0D #0D3E0A

tetradic

#0A0D3E #3E0A27 #3E3B0A #0A3E21

square

#0A0D3E #3E0A27 #3E3B0A #0A3E21

split-complementary

#0A0D3E #3E210A #273E0A

monochromatic

#04061A #04061A #0A0D3E #131873 #1B23A7

Accessibility & contrast

On white

18.42

#0A0D3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#0A0D3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0D3E

18.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0D3E	#FFFFFF	#000000	##FFFFFF
##0A0D3E	1.00	18.42	1.14	18.42
#FFFFFF	18.42	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00163F

Deuteranopia (green-blind)

#00123D

Tritanopia (blue-blind)

#001A24

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #0a0d3e;
/* rgb */ color: rgb(10, 13, 62);
/* oklch */ color: oklch(19.9% 0.091 272.0);

Tailwind

colors: {
  custom: {
    50: '#534c74',
    500: '#0a0d3e',
    950: '#000000',
  },
}

SCSS

$custom: #0a0d3e;
$custom-light: #534c74;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0d3e",
  "rgb": {
    "r": 10,
    "g": 13,
    "b": 62
  },
  "hsl": {
    "h": 236.538,
    "s": 72.222,
    "l": 14.118
  },
  "oklch": {
    "l": 0.19903,
    "c": 0.09134,
    "h": 272
  },
  "luminance": 0.007
}

Semantic roles & 50–950 ramp

primary

#0A0D3E

secondary

#7B7728

accent

#E439EF

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #0A0D3E

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

Preview Lab → · Contrast checker → · Palette generator →