#0A0642#0A0642

#0A0642 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.2% C 0.106 H 273.4°. Best body text is #FFFFFF at 18.79:1 contrast (WCAG AA passes).

Color values

HEX	#0A0642
RGB	rgb(10, 6, 66)
HSL	hsl(244, 83%, 14%)
HSV	hsv(244, 91%, 26%)
CMYK	cmyk(84.8%, 90.9%, 0%, 74.1%)
CIE-LAB	lab(5.31, 23.70, -35.84)
CIE-LCH	lch(5.31, 42.97, 303.47°)
OKLab	oklab(19.17% 0.0062 -0.1055)
OKLCH	oklch(19.17% 0.106 273.4)
XYZ	xyz(1.1733, 0.5880, 5.2049)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0A0642 #3E4206

analogous

#062042 #0A0642 #280642

triadic

#0A0642 #420A06 #06420A

tetradic

#0A0642 #420620 #3E4206 #064228

square

#0A0642 #420620 #3E4206 #064228

split-complementary

#0A0642 #422806 #204206

monochromatic

#04031C #04031C #0A0642 #130B7A #1B10B2

Accessibility & contrast

On white

18.79

#0A0642 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#0A0642 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0A0642

18.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0A0642	#FFFFFF	#000000	##FFFFFF
##0A0642	1.00	18.79	1.12	18.79
#FFFFFF	18.79	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001444

Deuteranopia (green-blind)

#000F41

Tritanopia (blue-blind)

#001924

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #0a0642;
/* rgb */ color: rgb(10, 6, 66);
/* oklch */ color: oklch(19.2% 0.106 273.4);

Tailwind

colors: {
  custom: {
    50: '#554877',
    500: '#0a0642',
    950: '#000000',
  },
}

SCSS

$custom: #0a0642;
$custom-light: #554877;
$custom-dark: #000000;

JSON

{
  "hex": "#0a0642",
  "rgb": {
    "r": 10,
    "g": 6,
    "b": 66
  },
  "hsl": {
    "h": 244,
    "s": 83.333,
    "l": 14.118
  },
  "oklch": {
    "l": 0.19167,
    "c": 0.10572,
    "h": 273.4
  },
  "luminance": 0.00588
}

Semantic roles & 50–950 ramp

primary

#0A0642

secondary

#7B8222

accent

#FA2EEC

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#030009

muted

#78777B

Preview Lab

Preview with #0A0642

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

Preview Lab → · Contrast checker → · Palette generator →