#040941#040941

#040941 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.1% C 0.103 H 267.6°. Best body text is #FFFFFF at 18.74:1 contrast (WCAG AA passes).

Color values

HEX	#040941
RGB	rgb(4, 9, 65)
HSL	hsl(235, 88%, 14%)
HSV	hsv(235, 94%, 25%)
CMYK	cmyk(93.8%, 86.2%, 0%, 74.5%)
CIE-LAB	lab(5.44, 20.72, -34.92)
CIE-LCH	lch(5.44, 40.61, 300.68°)
OKLab	oklab(19.12% -0.0043 -0.1029)
OKLCH	oklch(19.12% 0.103 267.6)
XYZ	xyz(1.1016, 0.6027, 5.0583)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.22

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040941 #413C04

analogous

#042741 #040941 #1D0441

triadic

#040941 #410409 #094104

tetradic

#040941 #410427 #413C04 #04411D

square

#040941 #410427 #413C04 #04411D

split-complementary

#040941 #411D04 #274104

monochromatic

#02041D #02041D #040941 #08117B #0B19B4

Accessibility & contrast

On white

18.74

#040941 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#040941 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040941

18.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040941	#FFFFFF	#000000	##FFFFFF
##040941	1.00	18.74	1.12	18.74
#FFFFFF	18.74	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001543

Deuteranopia (green-blind)

#000F40

Tritanopia (blue-blind)

#001A24

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #040941;
/* rgb */ color: rgb(4, 9, 65);
/* oklch */ color: oklch(19.1% 0.103 267.6);

Tailwind

colors: {
  custom: {
    50: '#524976',
    500: '#040941',
    950: '#000000',
  },
}

SCSS

$custom: #040941;
$custom-light: #524976;
$custom-dark: #000000;

JSON

{
  "hex": "#040941",
  "rgb": {
    "r": 4,
    "g": 9,
    "b": 65
  },
  "hsl": {
    "h": 235.082,
    "s": 88.406,
    "l": 13.529
  },
  "oklch": {
    "l": 0.19124,
    "c": 0.10299,
    "h": 267.6
  },
  "luminance": 0.00603
}

Semantic roles & 50–950 ramp

primary

#040941

secondary

#827A1F

accent

#ED29FF

background

#F5F4F7

surface

#E8E7ED

border

#C4C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #040941

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

Preview Lab → · Contrast checker → · Palette generator →