#041640#041640

#041640 is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 21.7% C 0.084 H 262.7°. Best body text is #FFFFFF at 17.59:1 contrast (WCAG AA passes).

Color values

HEX	#041640
RGB	rgb(4, 22, 64)
HSL	hsl(222, 88%, 13%)
HSV	hsv(222, 94%, 25%)
CMYK	cmyk(93.8%, 65.6%, 0%, 74.9%)
CIE-LAB	lab(8.74, 11.78, -28.83)
CIE-LCH	lch(8.74, 31.14, 292.23°)
OKLab	oklab(21.75% -0.0107 -0.0834)
OKLCH	oklch(21.75% 0.084 262.7)
XYZ	xyz(1.2621, 0.9696, 4.9701)
Luminance	0.0097 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#041640 #402E04

analogous

#043440 #041640 #100440

triadic

#041640 #400416 #164004

tetradic

#041640 #400434 #402E04 #044010

square

#041640 #400434 #402E04 #044010

split-complementary

#041640 #401004 #344004

monochromatic

#020A1D #020A1D #041640 #082A7A #0B3EB3

Accessibility & contrast

On white

17.59

#041640 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#041640 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #041640

17.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##041640	#FFFFFF	#000000	##FFFFFF
##041640	1.00	17.59	1.19	17.59
#FFFFFF	17.59	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C41

Deuteranopia (green-blind)

#00163F

Tritanopia (blue-blind)

#002128

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #041640;
/* rgb */ color: rgb(4, 22, 64);
/* oklch */ color: oklch(21.7% 0.084 262.7);

Tailwind

colors: {
  custom: {
    50: '#515275',
    500: '#041640',
    950: '#000000',
  },
}

SCSS

$custom: #041640;
$custom-light: #515275;
$custom-dark: #000000;

JSON

{
  "hex": "#041640",
  "rgb": {
    "r": 4,
    "g": 22,
    "b": 64
  },
  "hsl": {
    "h": 222,
    "s": 88.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.21745,
    "c": 0.08404,
    "h": 262.7
  },
  "luminance": 0.0097
}

Semantic roles & 50–950 ramp

primary

#041640

secondary

#81641F

accent

#BE29FE

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#020208

muted

#78787B

Preview Lab

Preview with #041640

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

Preview Lab → · Contrast checker → · Palette generator →