#050437#050437

#050437 is a very dark, moderate blue. Relative luminance 0.004; OKLCH L 16.8% C 0.095 H 271.0°. Best body text is #FFFFFF at 19.46:1 contrast (WCAG AA passes).

Color values

HEX	#050437
RGB	rgb(5, 4, 55)
HSL	hsl(241, 86%, 12%)
HSV	hsv(241, 93%, 22%)
CMYK	cmyk(90.9%, 92.7%, 0%, 78.4%)
CIE-LAB	lab(3.57, 17.21, -30.74)
CIE-LCH	lch(3.57, 35.23, 299.24°)
OKLab	oklab(16.79% 0.0016 -0.0951)
OKLCH	oklch(16.79% 0.095 271)
XYZ	xyz(0.7954, 0.3948, 3.6480)
Luminance	0.0040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050437 #363704

analogous

#041D37 #050437 #1F0437

triadic

#050437 #370504 #043705

tetradic

#050437 #37041D #363704 #04371F

square

#050437 #37041D #363704 #04371F

split-complementary

#050437 #371F04 #1D3704

monochromatic

#03021D #03021D #050437 #0A0870 #0F0CA9

Accessibility & contrast

On white

19.46

#050437 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.08

#050437 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050437

19.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050437	#FFFFFF	#000000	##FFFFFF
##050437	1.00	19.46	1.08	19.46
#FFFFFF	19.46	1.00	21.00	1.00
#000000	1.08	21.00	1.00	21.00
##FFFFFF	19.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F38

Deuteranopia (green-blind)

#000A36

Tritanopia (blue-blind)

#00131D

Achromatopsia (no color)

#0D0D0D

Design tokens & code

CSS

--color: #050437;
/* rgb */ color: rgb(5, 4, 55);
/* oklch */ color: oklch(16.8% 0.095 271.0);

Tailwind

colors: {
  custom: {
    50: '#4d486e',
    500: '#050437',
    950: '#000000',
  },
}

SCSS

$custom: #050437;
$custom-light: #4d486e;
$custom-dark: #000000;

JSON

{
  "hex": "#050437",
  "rgb": {
    "r": 5,
    "g": 4,
    "b": 55
  },
  "hsl": {
    "h": 241.176,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.16791,
    "c": 0.09513,
    "h": 271
  },
  "luminance": 0.00395
}

Semantic roles & 50–950 ramp

primary

#050437

secondary

#77791E

accent

#FD2BF9

background

#F4F4F6

surface

#E7E6EC

border

#C3C2C7

text

#020007

muted

#78777A

Preview Lab

Preview with #050437

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

Preview Lab → · Contrast checker → · Palette generator →