#041939#041939

#041939 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 21.8% C 0.068 H 258.1°. Best body text is #FFFFFF at 17.45:1 contrast (WCAG AA passes).

Color values

HEX	#041939
RGB	rgb(4, 25, 57)
HSL	hsl(216, 87%, 12%)
HSV	hsv(216, 93%, 22%)
CMYK	cmyk(93%, 56.1%, 0%, 77.6%)
CIE-LAB	lab(9.13, 6.01, -23.20)
CIE-LCH	lch(9.13, 23.97, 284.53°)
OKLab	oklab(21.85% -0.014 -0.0667)
OKLCH	oklch(21.85% 0.068 258.1)
XYZ	xyz(1.1359, 1.0163, 4.0064)
Luminance	0.0102 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041939 #392404

analogous

#043439 #041939 #090439

triadic

#041939 #390419 #193904

tetradic

#041939 #390434 #392404 #043909

square

#041939 #390434 #392404 #043909

split-complementary

#041939 #390904 #343904

monochromatic

#020D1D #020D1D #041939 #083272 #0C4BAB

Accessibility & contrast

On white

17.45

#041939 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#041939 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041939

17.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041939	#FFFFFF	#000000	##FFFFFF
##041939	1.00	17.45	1.20	17.45
#FFFFFF	17.45	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#071C3A

Deuteranopia (green-blind)

#001738

Tritanopia (blue-blind)

#002126

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #041939;
/* rgb */ color: rgb(4, 25, 57);
/* oklch */ color: oklch(21.8% 0.068 258.1);

Tailwind

colors: {
  custom: {
    50: '#4e556f',
    500: '#041939',
    950: '#000000',
  },
}

SCSS

$custom: #041939;
$custom-light: #4e556f;
$custom-dark: #000000;

JSON

{
  "hex": "#041939",
  "rgb": {
    "r": 4,
    "g": 25,
    "b": 57
  },
  "hsl": {
    "h": 216.226,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.21845,
    "c": 0.06819,
    "h": 258.1
  },
  "luminance": 0.01016
}

Semantic roles & 50–950 ramp

primary

#041939

secondary

#7B561E

accent

#AA2BFD

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020207

muted

#78787A

Preview Lab

Preview with #041939

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

Preview Lab → · Contrast checker → · Palette generator →