#04091E#04091E

#04091E is a very dark, muted blue. Relative luminance 0.003; OKLCH L 14.9% C 0.046 H 267.4°. Best body text is #FFFFFF at 19.76:1 contrast (WCAG AA passes).

Color values

HEX	#04091E
RGB	rgb(4, 9, 30)
HSL	hsl(228, 76%, 7%)
HSV	hsv(228, 87%, 12%)
CMYK	cmyk(86.7%, 70%, 0%, 88.2%)
CIE-LAB	lab(2.84, 3.39, -12.85)
CIE-LCH	lch(2.84, 13.29, 284.77°)
OKLab	oklab(14.88% -0.002 -0.046)
OKLCH	oklch(14.88% 0.046 267.4)
XYZ	xyz(0.3820, 0.3149, 1.2687)
Luminance	0.0032 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#04091E #1E1904

analogous

#04161E #04091E #0C041E

triadic

#04091E #1E0409 #091E04

tetradic

#04091E #1E0416 #1E1904 #041E0C

square

#04091E #1E0416 #1E1904 #041E0C

split-complementary

#04091E #1E0C04 #161E04

monochromatic

#04081B #04081B #04091E #0B1954 #12298A

Accessibility & contrast

On white

19.76

#04091E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.06

#04091E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #04091E

19.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##04091E	#FFFFFF	#000000	##FFFFFF
##04091E	1.00	19.76	1.06	19.76
#FFFFFF	19.76	1.00	21.00	1.00
#000000	1.06	21.00	1.00	21.00
##FFFFFF	19.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#010C1F

Deuteranopia (green-blind)

#00091E

Tritanopia (blue-blind)

#000E12

Achromatopsia (no color)

#0A0A0A

Design tokens & code

CSS

--color: #04091e;
/* rgb */ color: rgb(4, 9, 30);
/* oklch */ color: oklch(14.9% 0.046 267.4);

Tailwind

colors: {
  custom: {
    50: '#484b59',
    500: '#04091e',
    950: '#000000',
  },
}

SCSS

$custom: #04091e;
$custom-light: #484b59;
$custom-dark: #000000;

JSON

{
  "hex": "#04091e",
  "rgb": {
    "r": 4,
    "g": 9,
    "b": 30
  },
  "hsl": {
    "h": 228.462,
    "s": 76.471,
    "l": 6.667
  },
  "oklch": {
    "l": 0.14884,
    "c": 0.04606,
    "h": 267.4
  },
  "luminance": 0.00315
}

Semantic roles & 50–950 ramp

primary

#04091E

secondary

#61541D

accent

#CE35F3

background

#F4F4F5

surface

#E6E7E9

border

#C2C3C5

text

#000103

muted

#777778

Preview Lab

Preview with #04091E

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

Preview Lab → · Contrast checker → · Palette generator →