#050737#050737

#050737 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.5% C 0.091 H 270.0°. Best body text is #FFFFFF at 19.23:1 contrast (WCAG AA passes).

Color values

HEX	#050737
RGB	rgb(5, 7, 55)
HSL	hsl(238, 83%, 12%)
HSV	hsv(238, 91%, 22%)
CMYK	cmyk(90.9%, 87.3%, 0%, 78.4%)
CIE-LAB	lab(4.16, 16.00, -29.79)
CIE-LCH	lch(4.16, 33.82, 298.25°)
OKLab	oklab(17.46% 0.0001 -0.0906)
OKLCH	oklch(17.46% 0.091 270)
XYZ	xyz(0.8279, 0.4600, 3.6588)
Luminance	0.0046 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050737 #373505

analogous

#052037 #050737 #1C0537

triadic

#050737 #370507 #073705

tetradic

#050737 #370520 #373505 #05371C

square

#050737 #370520 #373505 #05371C

split-complementary

#050737 #371C05 #203705

monochromatic

#03041C #03041C #050737 #0A0E6F #0F15A7

Accessibility & contrast

On white

19.23

#050737 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#050737 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050737

19.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050737	#FFFFFF	#000000	##FFFFFF
##050737	1.00	19.23	1.09	19.23
#FFFFFF	19.23	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001138

Deuteranopia (green-blind)

#000C36

Tritanopia (blue-blind)

#00151E

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #050737;
/* rgb */ color: rgb(5, 7, 55);
/* oklch */ color: oklch(17.5% 0.091 270.0);

Tailwind

colors: {
  custom: {
    50: '#4e496e',
    500: '#050737',
    950: '#000000',
  },
}

SCSS

$custom: #050737;
$custom-light: #4e496e;
$custom-dark: #000000;

JSON

{
  "hex": "#050737",
  "rgb": {
    "r": 5,
    "g": 7,
    "b": 55
  },
  "hsl": {
    "h": 237.6,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.17462,
    "c": 0.0906,
    "h": 270
  },
  "luminance": 0.0046
}

Semantic roles & 50–950 ramp

primary

#050737

secondary

#787520

accent

#F22EFA

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #050737

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

Preview Lab → · Contrast checker → · Palette generator →