#030A28#030A28

#030A28 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.1% C 0.063 H 266.0°. Best body text is #FFFFFF at 19.48:1 contrast (WCAG AA passes).

Color values

HEX	#030A28
RGB	rgb(3, 10, 40)
HSL	hsl(229, 86%, 8%)
HSV	hsv(229, 93%, 16%)
CMYK	cmyk(92.5%, 75%, 0%, 84.3%)
CIE-LAB	lab(3.52, 6.50, -19.59)
CIE-LCH	lch(3.52, 20.64, 288.36°)
OKLab	oklab(16.11% -0.0044 -0.0629)
OKLCH	oklch(16.11% 0.063 266)
XYZ	xyz(0.5290, 0.3896, 2.0544)
Luminance	0.0039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.20

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#030A28 #282103

analogous

#031C28 #030A28 #0E0328

triadic

#030A28 #28030A #0A2803

tetradic

#030A28 #28031C #282103 #03280E

square

#030A28 #28031C #282103 #03280E

split-complementary

#030A28 #280E03 #1C2803

monochromatic

#02071C #02071C #030A28 #071861 #0C269A

Accessibility & contrast

On white

19.48

#030A28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#030A28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #030A28

19.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##030A28	#FFFFFF	#000000	##FFFFFF
##030A28	1.00	19.48	1.08	19.48
#FFFFFF	19.48	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F29

Deuteranopia (green-blind)

#000B27

Tritanopia (blue-blind)

#001217

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #030a28;
/* rgb */ color: rgb(3, 10, 40);
/* oklch */ color: oklch(16.1% 0.063 266.0);

Tailwind

colors: {
  custom: {
    50: '#484b62',
    500: '#030a28',
    950: '#000000',
  },
}

SCSS

$custom: #030a28;
$custom-light: #484b62;
$custom-dark: #000000;

JSON

{
  "hex": "#030a28",
  "rgb": {
    "r": 3,
    "g": 10,
    "b": 40
  },
  "hsl": {
    "h": 228.649,
    "s": 86.047,
    "l": 8.431
  },
  "oklch": {
    "l": 0.16107,
    "c": 0.06309,
    "h": 266
  },
  "luminance": 0.0039
}

Semantic roles & 50–950 ramp

primary

#030A28

secondary

#6C5D1B

accent

#D52CFC

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #030A28

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

Preview Lab → · Contrast checker → · Palette generator →