#050B40#050B40

#050B40 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.4% C 0.099 H 268.1°. Best body text is #FFFFFF at 18.61:1 contrast (WCAG AA passes).

Color values

HEX	#050B40
RGB	rgb(5, 11, 64)
HSL	hsl(234, 86%, 14%)
HSV	hsv(234, 92%, 25%)
CMYK	cmyk(92.2%, 82.8%, 0%, 74.9%)
CIE-LAB	lab(5.80, 19.40, -33.63)
CIE-LCH	lch(5.80, 38.83, 299.98°)
OKLab	oklab(19.42% -0.0032 -0.0987)
OKLCH	oklch(19.42% 0.099 268.1)
XYZ	xyz(1.1074, 0.6416, 4.9150)
Luminance	0.0064 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 1.93

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050B40 #403A05

analogous

#052840 #050B40 #1C0540

triadic

#050B40 #40050B #0B4005

tetradic

#050B40 #400528 #403A05 #05401C

square

#050B40 #400528 #403A05 #05401C

split-complementary

#050B40 #401C05 #284005

monochromatic

#02051C #02051C #050B40 #091579 #0E1FB2

Accessibility & contrast

On white

18.61

#050B40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#050B40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050B40

18.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050B40	#FFFFFF	#000000	##FFFFFF
##050B40	1.00	18.61	1.13	18.61
#FFFFFF	18.61	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001642

Deuteranopia (green-blind)

#00103F

Tritanopia (blue-blind)

#001A24

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #050b40;
/* rgb */ color: rgb(5, 11, 64);
/* oklch */ color: oklch(19.4% 0.099 268.1);

Tailwind

colors: {
  custom: {
    50: '#524a75',
    500: '#050b40',
    950: '#000000',
  },
}

SCSS

$custom: #050b40;
$custom-light: #524a75;
$custom-dark: #000000;

JSON

{
  "hex": "#050b40",
  "rgb": {
    "r": 5,
    "g": 11,
    "b": 64
  },
  "hsl": {
    "h": 233.898,
    "s": 85.507,
    "l": 13.529
  },
  "oklch": {
    "l": 0.19423,
    "c": 0.09873,
    "h": 268.1
  },
  "luminance": 0.00642
}

Semantic roles & 50–950 ramp

primary

#050B40

secondary

#817720

accent

#E72CFC

background

#F4F4F7

surface

#E8E7ED

border

#C4C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #050B40

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

Preview Lab → · Contrast checker → · Palette generator →