#050F35#050F35

#050F35 is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.9% C 0.076 H 266.4°. Best body text is #FFFFFF at 18.65:1 contrast (WCAG AA passes).

Color values

HEX	#050F35
RGB	rgb(5, 15, 53)
HSL	hsl(228, 83%, 11%)
HSV	hsv(228, 91%, 21%)
CMYK	cmyk(90.6%, 71.7%, 0%, 79.2%)
CIE-LAB	lab(5.70, 11.29, -25.83)
CIE-LCH	lch(5.70, 28.19, 293.61°)
OKLab	oklab(18.95% -0.0047 -0.076)
OKLCH	oklch(18.95% 0.076 266.4)
XYZ	xyz(0.8758, 0.6309, 3.4431)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.47

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050F35 #352B05

analogous

#052735 #050F35 #130535

triadic

#050F35 #35050F #0F3505

tetradic

#050F35 #350527 #352B05 #053513

square

#050F35 #350527 #352B05 #053513

split-complementary

#050F35 #351305 #273505

monochromatic

#03081C #03081C #050F35 #0A1F6D #102FA5

Accessibility & contrast

On white

18.65

#050F35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#050F35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050F35

18.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050F35	#FFFFFF	#000000	##FFFFFF
##050F35	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)

#001536

Deuteranopia (green-blind)

#001034

Tritanopia (blue-blind)

#001920

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #050f35;
/* rgb */ color: rgb(5, 15, 53);
/* oklch */ color: oklch(18.9% 0.076 266.4);

Tailwind

colors: {
  custom: {
    50: '#4d4d6d',
    500: '#050f35',
    950: '#000000',
  },
}

SCSS

$custom: #050f35;
$custom-light: #4d4d6d;
$custom-dark: #000000;

JSON

{
  "hex": "#050f35",
  "rgb": {
    "r": 5,
    "g": 15,
    "b": 53
  },
  "hsl": {
    "h": 227.5,
    "s": 82.759,
    "l": 11.373
  },
  "oklch": {
    "l": 0.18949,
    "c": 0.07616,
    "h": 266.4
  },
  "luminance": 0.00631
}

Semantic roles & 50–950 ramp

primary

#050F35

secondary

#766420

accent

#CF2FF9

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#020107

muted

#78777A

Preview Lab

Preview with #050F35

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

Preview Lab → · Contrast checker → · Palette generator →