#050F2F#050F2F

#050F2F is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 18.3% C 0.066 H 265.7°. Best body text is #FFFFFF at 18.82:1 contrast (WCAG AA passes).

Color values

HEX	#050F2F
RGB	rgb(5, 15, 47)
HSL	hsl(226, 81%, 10%)
HSV	hsv(226, 89%, 18%)
CMYK	cmyk(89.4%, 68.1%, 0%, 81.6%)
CIE-LAB	lab(5.23, 8.02, -22.15)
CIE-LCH	lch(5.23, 23.56, 289.91°)
OKLab	oklab(18.31% -0.005 -0.0659)
OKLCH	oklch(18.31% 0.066 265.7)
XYZ	xyz(0.7463, 0.5791, 2.7612)
Luminance	0.0058 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.15

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050F2F #2F2505

analogous

#05242F #050F2F #10052F

triadic

#050F2F #2F050F #0F2F05

tetradic

#050F2F #2F0524 #2F2505 #052F10

square

#050F2F #2F0524 #2F2505 #052F10

split-complementary

#050F2F #2F1005 #242F05

monochromatic

#03091C #03091C #050F2F #0B2166 #11329E

Accessibility & contrast

On white

18.82

#050F2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#050F2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050F2F

18.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050F2F	#FFFFFF	#000000	##FFFFFF
##050F2F	1.00	18.82	1.12	18.82
#FFFFFF	18.82	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001330

Deuteranopia (green-blind)

#00102E

Tritanopia (blue-blind)

#00171D

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #050f2f;
/* rgb */ color: rgb(5, 15, 47);
/* oklch */ color: oklch(18.3% 0.066 265.7);

Tailwind

colors: {
  custom: {
    50: '#4b4d68',
    500: '#050f2f',
    950: '#000000',
  },
}

SCSS

$custom: #050f2f;
$custom-light: #4b4d68;
$custom-dark: #000000;

JSON

{
  "hex": "#050f2f",
  "rgb": {
    "r": 5,
    "g": 15,
    "b": 47
  },
  "hsl": {
    "h": 225.714,
    "s": 80.769,
    "l": 10.196
  },
  "oklch": {
    "l": 0.18309,
    "c": 0.06609,
    "h": 265.7
  },
  "luminance": 0.00579
}

Semantic roles & 50–950 ramp

primary

#050F2F

secondary

#715D1F

accent

#C831F7

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #050F2F

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

Preview Lab → · Contrast checker → · Palette generator →