#0A063A#0A063A

#0A063A is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.1% C 0.095 H 275.2°. Best body text is #FFFFFF at 19.09:1 contrast (WCAG AA passes).

Color values

HEX	#0A063A
RGB	rgb(10, 6, 58)
HSL	hsl(245, 81%, 13%)
HSV	hsv(245, 90%, 23%)
CMYK	cmyk(82.8%, 89.7%, 0%, 77.3%)
CIE-LAB	lab(4.52, 19.41, -31.38)
CIE-LCH	lch(4.52, 36.89, 301.74°)
OKLab	oklab(18.08% 0.0086 -0.0941)
OKLCH	oklch(18.08% 0.095 275.2)
XYZ	xyz(0.9538, 0.5002, 4.0484)
Luminance	0.0050 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A063A #363A06

analogous

#061C3A #0A063A #24063A

triadic

#0A063A #3A0A06 #063A0A

tetradic

#0A063A #3A061C #363A06 #063A24

square

#0A063A #3A061C #363A06 #063A24

split-complementary

#0A063A #3A2406 #1C3A06

monochromatic

#05031C #05031C #0A063A #140C71 #1D11A9

Accessibility & contrast

On white

19.09

#0A063A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#0A063A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A063A

19.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A063A	#FFFFFF	#000000	##FFFFFF
##0A063A	1.00	19.09	1.10	19.09
#FFFFFF	19.09	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123B

Deuteranopia (green-blind)

#000D39

Tritanopia (blue-blind)

#001520

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #0a063a;
/* rgb */ color: rgb(10, 6, 58);
/* oklch */ color: oklch(18.1% 0.095 275.2);

Tailwind

colors: {
  custom: {
    50: '#514871',
    500: '#0a063a',
    950: '#000000',
  },
}

SCSS

$custom: #0a063a;
$custom-light: #514871;
$custom-dark: #000000;

JSON

{
  "hex": "#0a063a",
  "rgb": {
    "r": 10,
    "g": 6,
    "b": 58
  },
  "hsl": {
    "h": 244.615,
    "s": 81.25,
    "l": 12.549
  },
  "oklch": {
    "l": 0.18082,
    "c": 0.09451,
    "h": 275.2
  },
  "luminance": 0.005
}

Semantic roles & 50–950 ramp

primary

#0A063A

secondary

#737A22

accent

#F830E8

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020008

muted

#78777B

Preview Lab

Preview with #0A063A

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

Preview Lab → · Contrast checker → · Palette generator →