#050F3B#050F3B

#050F3B is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 19.6% C 0.086 H 266.8°. Best body text is #FFFFFF at 18.45:1 contrast (WCAG AA passes).

Color values

HEX	#050F3B
RGB	rgb(5, 15, 59)
HSL	hsl(229, 84%, 13%)
HSV	hsv(229, 92%, 23%)
CMYK	cmyk(91.5%, 74.6%, 0%, 76.9%)
CIE-LAB	lab(6.23, 14.57, -29.34)
CIE-LCH	lch(6.23, 32.75, 296.40°)
OKLab	oklab(19.63% -0.0048 -0.0857)
OKLCH	oklch(19.63% 0.086 266.8)
XYZ	xyz(1.0226, 0.6896, 4.2160)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050F3B #3B3105

analogous

#052A3B #050F3B #16053B

triadic

#050F3B #3B050F #0F3B05

tetradic

#050F3B #3B052A #3B3105 #053B16

square

#050F3B #3B052A #3B3105 #053B16

split-complementary

#050F3B #3B1605 #2A3B05

monochromatic

#02071C #02071C #050F3B #0A1D73 #0F2CAC

Accessibility & contrast

On white

18.45

#050F3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#050F3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050F3B

18.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050F3B	#FFFFFF	#000000	##FFFFFF
##050F3B	1.00	18.45	1.14	18.45
#FFFFFF	18.45	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00163C

Deuteranopia (green-blind)

#00113A

Tritanopia (blue-blind)

#001B23

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #050f3b;
/* rgb */ color: rgb(5, 15, 59);
/* oklch */ color: oklch(19.6% 0.086 266.8);

Tailwind

colors: {
  custom: {
    50: '#504d71',
    500: '#050f3b',
    950: '#000000',
  },
}

SCSS

$custom: #050f3b;
$custom-light: #504d71;
$custom-dark: #000000;

JSON

{
  "hex": "#050f3b",
  "rgb": {
    "r": 5,
    "g": 15,
    "b": 59
  },
  "hsl": {
    "h": 228.889,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.19625,
    "c": 0.08582,
    "h": 266.8
  },
  "luminance": 0.0069
}

Semantic roles & 50–950 ramp

primary

#050F3B

secondary

#7C6B20

accent

#D52DFB

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020108

muted

#78777B

Preview Lab

Preview with #050F3B

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

Preview Lab → · Contrast checker → · Palette generator →