#050439#050439

#050439 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.1% C 0.098 H 270.6°. Best body text is #FFFFFF at 19.39:1 contrast (WCAG AA passes).

Color values

HEX	#050439
RGB	rgb(5, 4, 57)
HSL	hsl(241, 87%, 12%)
HSV	hsv(241, 93%, 22%)
CMYK	cmyk(91.2%, 93%, 0%, 77.6%)
CIE-LAB	lab(3.74, 18.45, -31.92)
CIE-LCH	lch(3.74, 36.87, 300.03°)
OKLab	oklab(17.08% 0.001 -0.0979)
OKLCH	oklch(17.08% 0.098 270.6)
XYZ	xyz(0.8443, 0.4144, 3.9056)
Luminance	0.0042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050439 #383904

analogous

#041E39 #050439 #200439

triadic

#050439 #390504 #043905

tetradic

#050439 #39041E #383904 #043920

square

#050439 #39041E #383904 #043920

split-complementary

#050439 #392004 #1E3904

monochromatic

#03021D #03021D #050439 #0A0872 #0F0CAB

Accessibility & contrast

On white

19.39

#050439 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#050439 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050439

19.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050439	#FFFFFF	#000000	##FFFFFF
##050439	1.00	19.39	1.08	19.39
#FFFFFF	19.39	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00103A

Deuteranopia (green-blind)

#000A38

Tritanopia (blue-blind)

#00141E

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #050439;
/* rgb */ color: rgb(5, 4, 57);
/* oklch */ color: oklch(17.1% 0.098 270.6);

Tailwind

colors: {
  custom: {
    50: '#4e4770',
    500: '#050439',
    950: '#000000',
  },
}

SCSS

$custom: #050439;
$custom-light: #4e4770;
$custom-dark: #000000;

JSON

{
  "hex": "#050439",
  "rgb": {
    "r": 5,
    "g": 4,
    "b": 57
  },
  "hsl": {
    "h": 241.132,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.17082,
    "c": 0.09794,
    "h": 270.6
  },
  "luminance": 0.00415
}

Semantic roles & 50–950 ramp

primary

#050439

secondary

#797B1E

accent

#FD2BF9

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #050439

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

Preview Lab → · Contrast checker → · Palette generator →