#050B3F#050B3F

#050B3F is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.3% C 0.097 H 268.2°. Best body text is #FFFFFF at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#050B3F
RGB	rgb(5, 11, 63)
HSL	hsl(234, 85%, 13%)
HSV	hsv(234, 92%, 25%)
CMYK	cmyk(92.1%, 82.5%, 0%, 75.3%)
CIE-LAB	lab(5.69, 18.87, -33.08)
CIE-LCH	lch(5.69, 38.09, 299.70°)
OKLab	oklab(19.3% -0.0031 -0.0972)
OKLCH	oklch(19.3% 0.097 268.2)
XYZ	xyz(1.0792, 0.6304, 4.7665)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 1.95

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050B3F #3F3905

analogous

#05283F #050B3F #1C053F

triadic

#050B3F #3F050B #0B3F05

tetradic

#050B3F #3F0528 #3F3905 #053F1C

square

#050B3F #3F0528 #3F3905 #053F1C

split-complementary

#050B3F #3F1C05 #283F05

monochromatic

#02051C #02051C #050B3F #091578 #0E1FB0

Accessibility & contrast

On white

18.65

#050B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#050B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050B3F

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050B3F	#FFFFFF	#000000	##FFFFFF
##050B3F	1.00	18.65	1.13	18.65
#FFFFFF	18.65	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001541

Deuteranopia (green-blind)

#00103E

Tritanopia (blue-blind)

#001A24

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #050b3f;
/* rgb */ color: rgb(5, 11, 63);
/* oklch */ color: oklch(19.3% 0.097 268.2);

Tailwind

colors: {
  custom: {
    50: '#514a75',
    500: '#050b3f',
    950: '#000000',
  },
}

SCSS

$custom: #050b3f;
$custom-light: #514a75;
$custom-dark: #000000;

JSON

{
  "hex": "#050b3f",
  "rgb": {
    "r": 5,
    "g": 11,
    "b": 63
  },
  "hsl": {
    "h": 233.793,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.19295,
    "c": 0.09726,
    "h": 268.2
  },
  "luminance": 0.0063
}

Semantic roles & 50–950 ramp

primary

#050B3F

secondary

#807620

accent

#E62CFC

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #050B3F

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

Preview Lab → · Contrast checker → · Palette generator →