#0A063C#0A063C

#0A063C is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.4% C 0.097 H 274.7°. Best body text is #FFFFFF at 19.02:1 contrast (WCAG AA passes).

Color values

HEX	#0A063C
RGB	rgb(10, 6, 60)
HSL	hsl(244, 82%, 13%)
HSV	hsv(244, 90%, 24%)
CMYK	cmyk(83.3%, 90%, 0%, 76.5%)
CIE-LAB	lab(4.71, 20.52, -32.52)
CIE-LCH	lch(4.71, 38.45, 302.25°)
OKLab	oklab(18.35% 0.008 -0.097)
OKLCH	oklch(18.35% 0.097 274.7)
XYZ	xyz(1.0056, 0.5209, 4.3216)
Luminance	0.0052 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A063C #383C06

analogous

#061D3C #0A063C #25063C

triadic

#0A063C #3C0A06 #063C0A

tetradic

#0A063C #3C061D #383C06 #063C25

square

#0A063C #3C061D #383C06 #063C25

split-complementary

#0A063C #3C2506 #1D3C06

monochromatic

#05031C #05031C #0A063C #130C74 #1D11AB

Accessibility & contrast

On white

19.02

#0A063C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0A063C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A063C

19.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A063C	#FFFFFF	#000000	##FFFFFF
##0A063C	1.00	19.02	1.10	19.02
#FFFFFF	19.02	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123E

Deuteranopia (green-blind)

#000E3B

Tritanopia (blue-blind)

#001621

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #0a063c;
/* rgb */ color: rgb(10, 6, 60);
/* oklch */ color: oklch(18.4% 0.097 274.7);

Tailwind

colors: {
  custom: {
    50: '#524872',
    500: '#0a063c',
    950: '#000000',
  },
}

SCSS

$custom: #0a063c;
$custom-light: #524872;
$custom-dark: #000000;

JSON

{
  "hex": "#0a063c",
  "rgb": {
    "r": 10,
    "g": 6,
    "b": 60
  },
  "hsl": {
    "h": 244.444,
    "s": 81.818,
    "l": 12.941
  },
  "oklch": {
    "l": 0.1835,
    "c": 0.09736,
    "h": 274.7
  },
  "luminance": 0.00521
}

Semantic roles & 50–950 ramp

primary

#0A063C

secondary

#757C22

accent

#F830E9

background

#F4F4F7

surface

#E8E6ED

border

#C4C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #0A063C

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

Preview Lab → · Contrast checker → · Palette generator →