#04092A#04092A

#04092A is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.2% C 0.067 H 268.7°. Best body text is #FFFFFF at 19.49:1 contrast (WCAG AA passes).

Color values

HEX	#04092A
RGB	rgb(4, 9, 42)
HSL	hsl(232, 83%, 9%)
HSV	hsv(232, 90%, 16%)
CMYK	cmyk(90.5%, 78.6%, 0%, 83.5%)
CIE-LAB	lab(3.51, 8.05, -21.13)
CIE-LCH	lch(3.51, 22.61, 290.85°)
OKLab	oklab(16.19% -0.0016 -0.0674)
OKLCH	oklch(16.19% 0.067 268.7)
XYZ	xyz(0.5655, 0.3883, 2.2352)
Luminance	0.0039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.24

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04092A #2A2504

analogous

#041C2A #04092A #12042A

triadic

#04092A #2A0409 #092A04

tetradic

#04092A #2A041C #2A2504 #042A12

square

#04092A #2A041C #2A2504 #042A12

split-complementary

#04092A #2A1204 #1C2A04

monochromatic

#03061C #03061C #04092A #091562 #0F219A

Accessibility & contrast

On white

19.49

#04092A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#04092A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04092A

19.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04092A	#FFFFFF	#000000	##FFFFFF
##04092A	1.00	19.49	1.08	19.49
#FFFFFF	19.49	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.49	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: #04092a;
/* rgb */ color: rgb(4, 9, 42);
/* oklch */ color: oklch(16.2% 0.067 268.7);

Tailwind

colors: {
  custom: {
    50: '#494a64',
    500: '#04092a',
    950: '#000000',
  },
}

SCSS

$custom: #04092a;
$custom-light: #494a64;
$custom-dark: #000000;

JSON

{
  "hex": "#04092a",
  "rgb": {
    "r": 4,
    "g": 9,
    "b": 42
  },
  "hsl": {
    "h": 232.105,
    "s": 82.609,
    "l": 9.02
  },
  "oklch": {
    "l": 0.16188,
    "c": 0.06747,
    "h": 268.7
  },
  "luminance": 0.00388
}

Semantic roles & 50–950 ramp

primary

#04092A

secondary

#6D621D

accent

#DE2FF9

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #04092A

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

Preview Lab → · Contrast checker → · Palette generator →