#04092E#04092E

#04092E is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.7% C 0.074 H 268.6°. Best body text is #FFFFFF at 19.38:1 contrast (WCAG AA passes).

Color values

HEX	#04092E
RGB	rgb(4, 9, 46)
HSL	hsl(233, 84%, 10%)
HSV	hsv(233, 91%, 18%)
CMYK	cmyk(91.3%, 80.4%, 0%, 82%)
CIE-LAB	lab(3.78, 9.96, -23.72)
CIE-LCH	lch(3.78, 25.72, 292.77°)
OKLab	oklab(16.67% -0.0018 -0.0741)
OKLCH	oklch(16.67% 0.074 268.6)
XYZ	xyz(0.6407, 0.4184, 2.6312)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.91

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04092E #2E2904

analogous

#041E2E #04092E #14042E

triadic

#04092E #2E0409 #092E04

tetradic

#04092E #2E041E #2E2904 #042E14

square

#04092E #2E041E #2E2904 #042E14

split-complementary

#04092E #2E1404 #1E2E04

monochromatic

#02061C #02061C #04092E #091466 #0E1F9F

Accessibility & contrast

On white

19.38

#04092E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#04092E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04092E

19.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04092E	#FFFFFF	#000000	##FFFFFF
##04092E	1.00	19.38	1.08	19.38
#FFFFFF	19.38	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00102F

Deuteranopia (green-blind)

#000B2D

Tritanopia (blue-blind)

#00131A

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #04092e;
/* rgb */ color: rgb(4, 9, 46);
/* oklch */ color: oklch(16.7% 0.074 268.6);

Tailwind

colors: {
  custom: {
    50: '#4a4a67',
    500: '#04092e',
    950: '#000000',
  },
}

SCSS

$custom: #04092e;
$custom-light: #4a4a67;
$custom-dark: #000000;

JSON

{
  "hex": "#04092e",
  "rgb": {
    "r": 4,
    "g": 9,
    "b": 46
  },
  "hsl": {
    "h": 232.857,
    "s": 84,
    "l": 9.804
  },
  "oklch": {
    "l": 0.16665,
    "c": 0.07411,
    "h": 268.6
  },
  "luminance": 0.00418
}

Semantic roles & 50–950 ramp

primary

#04092E

secondary

#71671D

accent

#E22EFA

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #04092E

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

Preview Lab → · Contrast checker → · Palette generator →