#040934#040934

#040934 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.4% C 0.084 H 268.3°. Best body text is #FFFFFF at 19.20:1 contrast (WCAG AA passes).

Color values

HEX	#040934
RGB	rgb(4, 9, 52)
HSL	hsl(234, 86%, 11%)
HSV	hsv(234, 92%, 20%)
CMYK	cmyk(92.3%, 82.7%, 0%, 79.6%)
CIE-LAB	lab(4.24, 13.18, -27.45)
CIE-LCH	lch(4.24, 30.45, 295.64°)
OKLab	oklab(17.41% -0.0024 -0.0836)
OKLCH	oklch(17.41% 0.084 268.3)
XYZ	xyz(0.7674, 0.4690, 3.2982)
Luminance	0.0047 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040934 #342F04

analogous

#042134 #040934 #170434

triadic

#040934 #340409 #093404

tetradic

#040934 #340421 #342F04 #043417

square

#040934 #340421 #342F04 #043417

split-complementary

#040934 #341704 #213404

monochromatic

#02051C #02051C #040934 #08136D #0D1DA6

Accessibility & contrast

On white

19.20

#040934 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#040934 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040934

19.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040934	#FFFFFF	#000000	##FFFFFF
##040934	1.00	19.20	1.09	19.20
#FFFFFF	19.20	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001135

Deuteranopia (green-blind)

#000C33

Tritanopia (blue-blind)

#00151D

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #040934;
/* rgb */ color: rgb(4, 9, 52);
/* oklch */ color: oklch(17.4% 0.084 268.3);

Tailwind

colors: {
  custom: {
    50: '#4c4a6c',
    500: '#040934',
    950: '#000000',
  },
}

SCSS

$custom: #040934;
$custom-light: #4c4a6c;
$custom-dark: #000000;

JSON

{
  "hex": "#040934",
  "rgb": {
    "r": 4,
    "g": 9,
    "b": 52
  },
  "hsl": {
    "h": 233.75,
    "s": 85.714,
    "l": 10.98
  },
  "oklch": {
    "l": 0.17412,
    "c": 0.08367,
    "h": 268.3
  },
  "luminance": 0.00469
}

Semantic roles & 50–950 ramp

primary

#040934

secondary

#766D1E

accent

#E62CFC

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010107

muted

#77777A

Preview Lab

Preview with #040934

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

Preview Lab → · Contrast checker → · Palette generator →