#050F33#050F33

#050F33 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.7% C 0.073 H 266.3°. Best body text is #FFFFFF at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#050F33
RGB	rgb(5, 15, 51)
HSL	hsl(227, 82%, 11%)
HSV	hsv(227, 90%, 20%)
CMYK	cmyk(90.2%, 70.6%, 0%, 80%)
CIE-LAB	lab(5.54, 10.17, -24.63)
CIE-LCH	lch(5.54, 26.64, 292.44°)
OKLab	oklab(18.73% -0.0047 -0.0727)
OKLCH	oklch(18.73% 0.073 266.3)
XYZ	xyz(0.8307, 0.6128, 3.2058)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.98

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050F33 #332905

analogous

#052633 #050F33 #120533

triadic

#050F33 #33050F #0F3305

tetradic

#050F33 #330526 #332905 #053312

square

#050F33 #330526 #332905 #053312

split-complementary

#050F33 #331205 #263305

monochromatic

#03081C #03081C #050F33 #0A1F6B #1030A2

Accessibility & contrast

On white

18.71

#050F33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#050F33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050F33

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050F33	#FFFFFF	#000000	##FFFFFF
##050F33	1.00	18.71	1.12	18.71
#FFFFFF	18.71	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001434

Deuteranopia (green-blind)

#001032

Tritanopia (blue-blind)

#00181F

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #050f33;
/* rgb */ color: rgb(5, 15, 51);
/* oklch */ color: oklch(18.7% 0.073 266.3);

Tailwind

colors: {
  custom: {
    50: '#4c4d6b',
    500: '#050f33',
    950: '#000000',
  },
}

SCSS

$custom: #050f33;
$custom-light: #4c4d6b;
$custom-dark: #000000;

JSON

{
  "hex": "#050f33",
  "rgb": {
    "r": 5,
    "g": 15,
    "b": 51
  },
  "hsl": {
    "h": 226.957,
    "s": 82.143,
    "l": 10.98
  },
  "oklch": {
    "l": 0.18731,
    "c": 0.07285,
    "h": 266.3
  },
  "luminance": 0.00613
}

Semantic roles & 50–950 ramp

primary

#050F33

secondary

#74621F

accent

#CD2FF8

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #050F33

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

Preview Lab → · Contrast checker → · Palette generator →