#040334#040334

#040334 is a very dark, moderate blue. Relative luminance 0.003; OKLCH L 16.0% C 0.093 H 270.4°. Best body text is #FFFFFF at 19.67:1 contrast (WCAG AA passes).

Color values

HEX	#040334
RGB	rgb(4, 3, 52)
HSL	hsl(241, 89%, 11%)
HSV	hsv(241, 94%, 20%)
CMYK	cmyk(92.3%, 94.2%, 0%, 79.6%)
CIE-LAB	lab(3.06, 15.58, -29.35)
CIE-LCH	lch(3.06, 33.22, 297.96°)
OKLab	oklab(16% 0.0007 -0.0931)
OKLCH	oklch(16% 0.093 270.4)
XYZ	xyz(0.7023, 0.3388, 3.2765)
Luminance	0.0034 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#040334 #333403

analogous

#031A34 #040334 #1C0334

triadic

#040334 #340403 #033404

tetradic

#040334 #34031A #333403 #03341C

square

#040334 #34031A #333403 #03341C

split-complementary

#040334 #341C03 #1A3403

monochromatic

#02021D #02021D #040334 #08066E #0D0AA8

Accessibility & contrast

On white

19.67

#040334 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.07

#040334 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #040334

19.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##040334	#FFFFFF	#000000	##FFFFFF
##040334	1.00	19.67	1.07	19.67
#FFFFFF	19.67	1.00	21.00	1.00
#000000	1.07	21.00	1.00	21.00
##FFFFFF	19.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E35

Deuteranopia (green-blind)

#000933

Tritanopia (blue-blind)

#00111B

Achromatopsia (no color)

#0B0B0B

Design tokens & code

CSS

--color: #040334;
/* rgb */ color: rgb(4, 3, 52);
/* oklch */ color: oklch(16.0% 0.093 270.4);

Tailwind

colors: {
  custom: {
    50: '#4c476c',
    500: '#040334',
    950: '#000000',
  },
}

SCSS

$custom: #040334;
$custom-light: #4c476c;
$custom-dark: #000000;

JSON

{
  "hex": "#040334",
  "rgb": {
    "r": 4,
    "g": 3,
    "b": 52
  },
  "hsl": {
    "h": 241.224,
    "s": 89.091,
    "l": 10.784
  },
  "oklch": {
    "l": 0.16002,
    "c": 0.0931,
    "h": 270.4
  },
  "luminance": 0.00339
}

Semantic roles & 50–950 ramp

primary

#040334

secondary

#75771C

accent

#FF29FB

background

#F4F4F6

surface

#E7E6EB

border

#C3C2C6

text

#010007

muted

#77777A

Preview Lab

Preview with #040334

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

Preview Lab → · Contrast checker → · Palette generator →