#050537#050537

#050537 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.0% C 0.094 H 270.7°. Best body text is #FFFFFF at 19.38:1 contrast (WCAG AA passes).

Color values

HEX	#050537
RGB	rgb(5, 5, 55)
HSL	hsl(240, 83%, 12%)
HSV	hsv(240, 91%, 22%)
CMYK	cmyk(90.9%, 90.9%, 0%, 78.4%)
CIE-LAB	lab(3.76, 16.80, -30.42)
CIE-LCH	lch(3.76, 34.76, 298.92°)
OKLab	oklab(17.02% 0.0011 -0.0936)
OKLCH	oklch(17.02% 0.094 270.7)
XYZ	xyz(0.8062, 0.4166, 3.6516)
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

#050537 #373705

analogous

#051E37 #050537 #1E0537

triadic

#050537 #370505 #053705

tetradic

#050537 #37051E #373705 #05371E

square

#050537 #37051E #373705 #05371E

split-complementary

#050537 #371E05 #1E3705

monochromatic

#03031C #03031C #050537 #0A0A6F #0F0FA7

Accessibility & contrast

On white

19.38

#050537 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#050537 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050537

19.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050537	#FFFFFF	#000000	##FFFFFF
##050537	1.00	19.38	1.08	19.38
#FFFFFF	19.38	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001038

Deuteranopia (green-blind)

#000B36

Tritanopia (blue-blind)

#00141E

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #050537;
/* rgb */ color: rgb(5, 5, 55);
/* oklch */ color: oklch(17.0% 0.094 270.7);

Tailwind

colors: {
  custom: {
    50: '#4e486e',
    500: '#050537',
    950: '#000000',
  },
}

SCSS

$custom: #050537;
$custom-light: #4e486e;
$custom-dark: #000000;

JSON

{
  "hex": "#050537",
  "rgb": {
    "r": 5,
    "g": 5,
    "b": 55
  },
  "hsl": {
    "h": 240,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.1702,
    "c": 0.09358,
    "h": 270.7
  },
  "luminance": 0.00417
}

Semantic roles & 50–950 ramp

primary

#050537

secondary

#787820

accent

#FA2EFA

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #050537

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

Preview Lab → · Contrast checker → · Palette generator →