#050339#050339

#050339 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.9% C 0.099 H 270.8°. Best body text is #FFFFFF at 19.47:1 contrast (WCAG AA passes).

Color values

HEX	#050339
RGB	rgb(5, 3, 57)
HSL	hsl(242, 90%, 12%)
HSV	hsv(242, 95%, 22%)
CMYK	cmyk(91.2%, 94.7%, 0%, 77.6%)
CIE-LAB	lab(3.55, 18.85, -32.24)
CIE-LCH	lch(3.55, 37.34, 300.32°)
OKLab	oklab(16.85% 0.0014 -0.0995)
OKLCH	oklch(16.85% 0.099 270.8)
XYZ	xyz(0.8334, 0.3927, 3.9020)
Luminance	0.0039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050339 #373903

analogous

#031C39 #050339 #200339

triadic

#050339 #390503 #033905

tetradic

#050339 #39031C #373903 #033920

square

#050339 #39031C #373903 #033920

split-complementary

#050339 #392003 #1C3903

monochromatic

#03021D #03021D #050339 #0A0673 #0F09AD

Accessibility & contrast

On white

19.47

#050339 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#050339 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050339

19.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050339	#FFFFFF	#000000	##FFFFFF
##050339	1.00	19.47	1.08	19.47
#FFFFFF	19.47	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F3A

Deuteranopia (green-blind)

#000A38

Tritanopia (blue-blind)

#00141E

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #050339;
/* rgb */ color: rgb(5, 3, 57);
/* oklch */ color: oklch(16.9% 0.099 270.8);

Tailwind

colors: {
  custom: {
    50: '#4e4770',
    500: '#050339',
    950: '#000000',
  },
}

SCSS

$custom: #050339;
$custom-light: #4e4770;
$custom-dark: #000000;

JSON

{
  "hex": "#050339",
  "rgb": {
    "r": 5,
    "g": 3,
    "b": 57
  },
  "hsl": {
    "h": 242.222,
    "s": 90,
    "l": 11.765
  },
  "oklch": {
    "l": 0.16854,
    "c": 0.09948,
    "h": 270.8
  },
  "luminance": 0.00393
}

Semantic roles & 50–950 ramp

primary

#050339

secondary

#787C1C

accent

#FF29F7

background

#F4F3F6

surface

#E7E5EC

border

#C3C1C7

text

#020007

muted

#78777A

Preview Lab

Preview with #050339

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

Preview Lab → · Contrast checker → · Palette generator →