#0A0C3E#0A0C3E

#0A0C3E is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.7% C 0.093 H 272.4°. Best body text is #FFFFFF at 18.50:1 contrast (WCAG AA passes).

Color values

HEX	#0A0C3E
RGB	rgb(10, 12, 62)
HSL	hsl(238, 72%, 14%)
HSV	hsv(238, 84%, 24%)
CMYK	cmyk(83.9%, 80.6%, 0%, 75.7%)
CIE-LAB	lab(6.10, 18.72, -31.69)
CIE-LCH	lch(6.10, 36.81, 300.57°)
OKLab	oklab(19.71% 0.0038 -0.0926)
OKLCH	oklch(19.71% 0.093 272.4)
XYZ	xyz(1.1259, 0.6752, 4.6275)
Luminance	0.0067 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0C3E #3E3C0A

analogous

#0A263E #0A0C3E #220A3E

triadic

#0A0C3E #3E0A0C #0C3E0A

tetradic

#0A0C3E #3E0A26 #3E3C0A #0A3E22

square

#0A0C3E #3E0A26 #3E3C0A #0A3E22

split-complementary

#0A0C3E #3E220A #263E0A

monochromatic

#04051A #04051A #0A0C3E #131673 #1B20A7

Accessibility & contrast

On white

18.50

#0A0C3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#0A0C3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0C3E

18.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0C3E	#FFFFFF	#000000	##FFFFFF
##0A0C3E	1.00	18.50	1.14	18.50
#FFFFFF	18.50	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001640

Deuteranopia (green-blind)

#00113D

Tritanopia (blue-blind)

#001A23

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #0a0c3e;
/* rgb */ color: rgb(10, 12, 62);
/* oklch */ color: oklch(19.7% 0.093 272.4);

Tailwind

colors: {
  custom: {
    50: '#534b74',
    500: '#0a0c3e',
    950: '#000000',
  },
}

SCSS

$custom: #0a0c3e;
$custom-light: #534b74;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0c3e",
  "rgb": {
    "r": 10,
    "g": 12,
    "b": 62
  },
  "hsl": {
    "h": 237.692,
    "s": 72.222,
    "l": 14.118
  },
  "oklch": {
    "l": 0.19712,
    "c": 0.09264,
    "h": 272.4
  },
  "luminance": 0.00675
}

Semantic roles & 50–950 ramp

primary

#0A0C3E

secondary

#7B7828

accent

#E839EF

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #0A0C3E

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

Preview Lab → · Contrast checker → · Palette generator →