#030A2A#030A2A

#030A2A is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.3% C 0.067 H 266.2°. Best body text is #FFFFFF at 19.43:1 contrast (WCAG AA passes).

Color values

HEX	#030A2A
RGB	rgb(3, 10, 42)
HSL	hsl(229, 87%, 9%)
HSV	hsv(229, 93%, 16%)
CMYK	cmyk(92.9%, 76.2%, 0%, 83.5%)
CIE-LAB	lab(3.64, 7.39, -20.92)
CIE-LCH	lch(3.64, 22.18, 289.46°)
OKLab	oklab(16.33% -0.0044 -0.0664)
OKLCH	oklch(16.33% 0.067 266.2)
XYZ	xyz(0.5639, 0.4035, 2.2382)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.50

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030A2A #2A2303

analogous

#031E2A #030A2A #10032A

triadic

#030A2A #2A030A #0A2A03

tetradic

#030A2A #2A031E #2A2303 #032A10

square

#030A2A #2A031E #2A2303 #032A10

split-complementary

#030A2A #2A1003 #1E2A03

monochromatic

#02071D #02071D #030A2A #071863 #0B259C

Accessibility & contrast

On white

19.43

#030A2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#030A2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030A2A

19.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030A2A	#FFFFFF	#000000	##FFFFFF
##030A2A	1.00	19.43	1.08	19.43
#FFFFFF	19.43	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F2B

Deuteranopia (green-blind)

#000B29

Tritanopia (blue-blind)

#001218

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #030a2a;
/* rgb */ color: rgb(3, 10, 42);
/* oklch */ color: oklch(16.3% 0.067 266.2);

Tailwind

colors: {
  custom: {
    50: '#494b64',
    500: '#030a2a',
    950: '#000000',
  },
}

SCSS

$custom: #030a2a;
$custom-light: #494b64;
$custom-dark: #000000;

JSON

{
  "hex": "#030a2a",
  "rgb": {
    "r": 3,
    "g": 10,
    "b": 42
  },
  "hsl": {
    "h": 229.231,
    "s": 86.667,
    "l": 8.824
  },
  "oklch": {
    "l": 0.16334,
    "c": 0.06651,
    "h": 266.2
  },
  "luminance": 0.00404
}

Semantic roles & 50–950 ramp

primary

#030A2A

secondary

#6E5F1B

accent

#D72BFD

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #030A2A

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

Preview Lab → · Contrast checker → · Palette generator →