#041838#041838

#041838 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 21.5% C 0.068 H 258.7°. Best body text is #FFFFFF at 17.60:1 contrast (WCAG AA passes).

Color values

HEX	#041838
RGB	rgb(4, 24, 56)
HSL	hsl(217, 87%, 12%)
HSV	hsv(217, 93%, 22%)
CMYK	cmyk(92.9%, 57.1%, 0%, 78%)
CIE-LAB	lab(8.69, 6.33, -23.18)
CIE-LCH	lch(8.69, 24.03, 285.28°)
OKLab	oklab(21.48% -0.0133 -0.0667)
OKLCH	oklch(21.48% 0.068 258.7)
XYZ	xyz(1.0903, 0.9645, 3.8693)
Luminance	0.0097 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041838 #382404

analogous

#043238 #041838 #0A0438

triadic

#041838 #380418 #183804

tetradic

#041838 #380432 #382404 #04380A

square

#041838 #380432 #382404 #04380A

split-complementary

#041838 #380A04 #323804

monochromatic

#020C1D #020C1D #041838 #083071 #0C49AA

Accessibility & contrast

On white

17.60

#041838 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#041838 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041838

17.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041838	#FFFFFF	#000000	##FFFFFF
##041838	1.00	17.60	1.19	17.60
#FFFFFF	17.60	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#061B39

Deuteranopia (green-blind)

#001737

Tritanopia (blue-blind)

#002025

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #041838;
/* rgb */ color: rgb(4, 24, 56);
/* oklch */ color: oklch(21.5% 0.068 258.7);

Tailwind

colors: {
  custom: {
    50: '#4e546f',
    500: '#041838',
    950: '#000000',
  },
}

SCSS

$custom: #041838;
$custom-light: #4e546f;
$custom-dark: #000000;

JSON

{
  "hex": "#041838",
  "rgb": {
    "r": 4,
    "g": 24,
    "b": 56
  },
  "hsl": {
    "h": 216.923,
    "s": 86.667,
    "l": 11.765
  },
  "oklch": {
    "l": 0.21484,
    "c": 0.06802,
    "h": 258.7
  },
  "luminance": 0.00965
}

Semantic roles & 50–950 ramp

primary

#041838

secondary

#7A571E

accent

#AC2BFD

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020207

muted

#78787A

Preview Lab

Preview with #041838

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

Preview Lab → · Contrast checker → · Palette generator →