#04082A#04082A

#04082A is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 15.9% C 0.069 H 269.4°. Best body text is #FFFFFF at 19.56:1 contrast (WCAG AA passes).

Color values

HEX	#04082A
RGB	rgb(4, 8, 42)
HSL	hsl(234, 83%, 9%)
HSV	hsv(234, 90%, 16%)
CMYK	cmyk(90.5%, 81%, 0%, 83.5%)
CIE-LAB	lab(3.31, 8.45, -21.44)
CIE-LCH	lch(3.31, 23.04, 291.51°)
OKLab	oklab(15.93% -0.0007 -0.0691)
OKLCH	oklch(15.93% 0.069 269.4)
XYZ	xyz(0.5547, 0.3666, 2.2316)
Luminance	0.0037 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.01

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04082A #2A2604

analogous

#041B2A #04082A #13042A

triadic

#04082A #2A0408 #082A04

tetradic

#04082A #2A041B #2A2604 #042A13

square

#04082A #2A041B #2A2604 #042A13

split-complementary

#04082A #2A1304 #1B2A04

monochromatic

#03051C #03051C #04082A #091362 #0F1D9A

Accessibility & contrast

On white

19.56

#04082A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#04082A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04082A

19.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04082A	#FFFFFF	#000000	##FFFFFF
##04082A	1.00	19.56	1.07	19.56
#FFFFFF	19.56	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E2B

Deuteranopia (green-blind)

#000A29

Tritanopia (blue-blind)

#001117

Achromatopsia (no color)

#0C0C0C

Design tokens & code

CSS

--color: #04082a;
/* rgb */ color: rgb(4, 8, 42);
/* oklch */ color: oklch(15.9% 0.069 269.4);

Tailwind

colors: {
  custom: {
    50: '#494a64',
    500: '#04082a',
    950: '#000000',
  },
}

SCSS

$custom: #04082a;
$custom-light: #494a64;
$custom-dark: #000000;

JSON

{
  "hex": "#04082a",
  "rgb": {
    "r": 4,
    "g": 8,
    "b": 42
  },
  "hsl": {
    "h": 233.684,
    "s": 82.609,
    "l": 9.02
  },
  "oklch": {
    "l": 0.15933,
    "c": 0.06913,
    "h": 269.4
  },
  "luminance": 0.00367
}

Semantic roles & 50–950 ramp

primary

#04082A

secondary

#6D641D

accent

#E42FF9

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #04082A

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

Preview Lab → · Contrast checker → · Palette generator →