#050F3F#050F3F

#050F3F is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.1% C 0.092 H 266.9°. Best body text is #FFFFFF at 18.32:1 contrast (WCAG AA passes).

Color values

HEX	#050F3F
RGB	rgb(5, 15, 63)
HSL	hsl(230, 85%, 13%)
HSV	hsv(230, 92%, 25%)
CMYK	cmyk(92.1%, 76.2%, 0%, 75.3%)
CIE-LAB	lab(6.62, 16.63, -31.57)
CIE-LCH	lch(6.62, 35.69, 297.78°)
OKLab	oklab(20.09% -0.005 -0.0919)
OKLCH	oklch(20.09% 0.092 266.9)
XYZ	xyz(1.1303, 0.7327, 4.7835)
Luminance	0.0073 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050F3F #3F3505

analogous

#052C3F #050F3F #18053F

triadic

#050F3F #3F050F #0F3F05

tetradic

#050F3F #3F052C #3F3505 #053F18

square

#050F3F #3F052C #3F3505 #053F18

split-complementary

#050F3F #3F1805 #2C3F05

monochromatic

#02071C #02071C #050F3F #091C78 #0E2AB0

Accessibility & contrast

On white

18.32

#050F3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#050F3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050F3F

18.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050F3F	#FFFFFF	#000000	##FFFFFF
##050F3F	1.00	18.32	1.15	18.32
#FFFFFF	18.32	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001840

Deuteranopia (green-blind)

#00123E

Tritanopia (blue-blind)

#001C25

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #050f3f;
/* rgb */ color: rgb(5, 15, 63);
/* oklch */ color: oklch(20.1% 0.092 266.9);

Tailwind

colors: {
  custom: {
    50: '#514d75',
    500: '#050f3f',
    950: '#000000',
  },
}

SCSS

$custom: #050f3f;
$custom-light: #514d75;
$custom-dark: #000000;

JSON

{
  "hex": "#050f3f",
  "rgb": {
    "r": 5,
    "g": 15,
    "b": 63
  },
  "hsl": {
    "h": 229.655,
    "s": 85.294,
    "l": 13.333
  },
  "oklch": {
    "l": 0.20093,
    "c": 0.09206,
    "h": 266.9
  },
  "luminance": 0.00733
}

Semantic roles & 50–950 ramp

primary

#050F3F

secondary

#806F20

accent

#D82CFC

background

#F4F4F7

surface

#E7E7ED

border

#C3C3C8

text

#030108

muted

#78777B

Preview Lab

Preview with #050F3F

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

Preview Lab → · Contrast checker → · Palette generator →