#050638#050638

#050638 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 17.4% C 0.094 H 270.2°. Best body text is #FFFFFF at 19.27:1 contrast (WCAG AA passes).

Color values

HEX	#050638
RGB	rgb(5, 6, 56)
HSL	hsl(239, 84%, 12%)
HSV	hsv(239, 91%, 22%)
CMYK	cmyk(91.1%, 89.3%, 0%, 78%)
CIE-LAB	lab(4.05, 17.02, -30.70)
CIE-LCH	lch(4.05, 35.10, 299.01°)
OKLab	oklab(17.38% 0.0004 -0.0935)
OKLCH	oklch(17.38% 0.094 270.2)
XYZ	xyz(0.8413, 0.4479, 3.7827)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050638 #383705

analogous

#052038 #050638 #1E0538

triadic

#050638 #380506 #063805

tetradic

#050638 #380520 #383705 #05381E

square

#050638 #380520 #383705 #05381E

split-complementary

#050638 #381E05 #203805

monochromatic

#03031C #03031C #050638 #0A0C70 #0F12A8

Accessibility & contrast

On white

19.27

#050638 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#050638 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050638

19.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050638	#FFFFFF	#000000	##FFFFFF
##050638	1.00	19.27	1.09	19.27
#FFFFFF	19.27	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001139

Deuteranopia (green-blind)

#000C37

Tritanopia (blue-blind)

#00151E

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #050638;
/* rgb */ color: rgb(5, 6, 56);
/* oklch */ color: oklch(17.4% 0.094 270.2);

Tailwind

colors: {
  custom: {
    50: '#4e486f',
    500: '#050638',
    950: '#000000',
  },
}

SCSS

$custom: #050638;
$custom-light: #4e486f;
$custom-dark: #000000;

JSON

{
  "hex": "#050638",
  "rgb": {
    "r": 5,
    "g": 6,
    "b": 56
  },
  "hsl": {
    "h": 238.824,
    "s": 83.607,
    "l": 11.961
  },
  "oklch": {
    "l": 0.17382,
    "c": 0.09352,
    "h": 270.2
  },
  "luminance": 0.00448
}

Semantic roles & 50–950 ramp

primary

#050638

secondary

#797720

accent

#F62EFA

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #050638

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

Preview Lab → · Contrast checker → · Palette generator →