#050D2F#050D2F

#050D2F is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.8% C 0.069 H 267.4°. Best body text is #FFFFFF at 19.00:1 contrast (WCAG AA passes).

Color values

HEX	#050D2F
RGB	rgb(5, 13, 47)
HSL	hsl(229, 81%, 10%)
HSV	hsv(229, 89%, 18%)
CMYK	cmyk(89.4%, 72.3%, 0%, 81.6%)
CIE-LAB	lab(4.75, 9.02, -22.93)
CIE-LCH	lch(4.75, 24.64, 291.47°)
OKLab	oklab(17.81% -0.0032 -0.0691)
OKLCH	oklch(17.81% 0.069 267.4)
XYZ	xyz(0.7194, 0.5253, 2.7522)
Luminance	0.0053 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 4.55

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050D2F #2F2705

analogous

#05222F #050D2F #12052F

triadic

#050D2F #2F050D #0D2F05

tetradic

#050D2F #2F0522 #2F2705 #052F12

square

#050D2F #2F0522 #2F2705 #052F12

split-complementary

#050D2F #2F1205 #222F05

monochromatic

#03081C #03081C #050D2F #0B1C66 #112C9E

Accessibility & contrast

On white

19.00

#050D2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#050D2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050D2F

19.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050D2F	#FFFFFF	#000000	##FFFFFF
##050D2F	1.00	19.00	1.11	19.00
#FFFFFF	19.00	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	19.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001230

Deuteranopia (green-blind)

#000E2E

Tritanopia (blue-blind)

#00161C

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #050d2f;
/* rgb */ color: rgb(5, 13, 47);
/* oklch */ color: oklch(17.8% 0.069 267.4);

Tailwind

colors: {
  custom: {
    50: '#4b4c68',
    500: '#050d2f',
    950: '#000000',
  },
}

SCSS

$custom: #050d2f;
$custom-light: #4b4c68;
$custom-dark: #000000;

JSON

{
  "hex": "#050d2f",
  "rgb": {
    "r": 5,
    "g": 13,
    "b": 47
  },
  "hsl": {
    "h": 228.571,
    "s": 80.769,
    "l": 10.196
  },
  "oklch": {
    "l": 0.17811,
    "c": 0.06919,
    "h": 267.4
  },
  "luminance": 0.00525
}

Semantic roles & 50–950 ramp

primary

#050D2F

secondary

#71611F

accent

#D131F7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #050D2F

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

Preview Lab → · Contrast checker → · Palette generator →