#050F2A#050F2A

#050F2A is a very dark, muted blue. Relative luminance 0.005; OKLCH L 17.8% C 0.057 H 264.5°. Best body text is #FFFFFF at 18.95:1 contrast (WCAG AA passes).

Color values

HEX	#050F2A
RGB	rgb(5, 15, 42)
HSL	hsl(224, 79%, 9%)
HSV	hsv(224, 88%, 16%)
CMYK	cmyk(88.1%, 64.3%, 0%, 83.5%)
CIE-LAB	lab(4.89, 5.61, -18.95)
CIE-LCH	lch(4.89, 19.77, 286.49°)
OKLab	oklab(17.81% -0.0055 -0.0571)
OKLCH	oklch(17.81% 0.057 264.5)
XYZ	xyz(0.6512, 0.5410, 2.2601)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.80

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050F2A #2A2005

analogous

#05222A #050F2A #0E052A

triadic

#050F2A #2A050F #0F2A05

tetradic

#050F2A #2A0522 #2A2005 #052A0E

square

#050F2A #2A0522 #2A2005 #052A0E

split-complementary

#050F2A #2A0E05 #222A05

monochromatic

#030A1B #030A1B #050F2A #0C2361 #123697

Accessibility & contrast

On white

18.95

#050F2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#050F2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050F2A

18.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050F2A	#FFFFFF	#000000	##FFFFFF
##050F2A	1.00	18.95	1.11	18.95
#FFFFFF	18.95	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#02122B

Deuteranopia (green-blind)

#000F29

Tritanopia (blue-blind)

#00151A

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #050f2a;
/* rgb */ color: rgb(5, 15, 42);
/* oklch */ color: oklch(17.8% 0.057 264.5);

Tailwind

colors: {
  custom: {
    50: '#4a4e63',
    500: '#050f2a',
    950: '#000000',
  },
}

SCSS

$custom: #050f2a;
$custom-light: #4a4e63;
$custom-dark: #000000;

JSON

{
  "hex": "#050f2a",
  "rgb": {
    "r": 5,
    "g": 15,
    "b": 42
  },
  "hsl": {
    "h": 223.784,
    "s": 78.723,
    "l": 9.216
  },
  "oklch": {
    "l": 0.17809,
    "c": 0.05736,
    "h": 264.5
  },
  "luminance": 0.00541
}

Semantic roles & 50–950 ramp

primary

#050F2A

secondary

#6C571F

accent

#C133F5

background

#F4F4F5

surface

#E7E7EA

border

#C3C3C6

text

#010105

muted

#777779

Preview Lab

Preview with #050F2A

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

Preview Lab → · Contrast checker → · Palette generator →