#050B31#050B31

#050B31 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 17.6% C 0.076 H 268.8°. Best body text is #FFFFFF at 19.12:1 contrast (WCAG AA passes).

Color values

HEX	#050B31
RGB	rgb(5, 11, 49)
HSL	hsl(232, 81%, 11%)
HSV	hsv(232, 90%, 19%)
CMYK	cmyk(89.8%, 77.6%, 0%, 80.8%)
CIE-LAB	lab(4.46, 10.96, -24.88)
CIE-LCH	lch(4.46, 27.18, 293.77°)
OKLab	oklab(17.57% -0.0016 -0.0755)
OKLCH	oklch(17.57% 0.076 268.8)
XYZ	xyz(0.7364, 0.4933, 2.9615)
Luminance	0.0049 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 3.42

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050B31 #312B05

analogous

#052131 #050B31 #150531

triadic

#050B31 #31050B #0B3105

tetradic

#050B31 #310521 #312B05 #053115

square

#050B31 #310521 #312B05 #053115

split-complementary

#050B31 #311505 #213105

monochromatic

#03061C #03061C #050B31 #0B1769 #1024A0

Accessibility & contrast

On white

19.12

#050B31 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#050B31 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050B31

19.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050B31	#FFFFFF	#000000	##FFFFFF
##050B31	1.00	19.12	1.10	19.12
#FFFFFF	19.12	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001232

Deuteranopia (green-blind)

#000D30

Tritanopia (blue-blind)

#00151C

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #050b31;
/* rgb */ color: rgb(5, 11, 49);
/* oklch */ color: oklch(17.6% 0.076 268.8);

Tailwind

colors: {
  custom: {
    50: '#4b4b69',
    500: '#050b31',
    950: '#000000',
  },
}

SCSS

$custom: #050b31;
$custom-light: #4b4b69;
$custom-dark: #000000;

JSON

{
  "hex": "#050b31",
  "rgb": {
    "r": 5,
    "g": 11,
    "b": 49
  },
  "hsl": {
    "h": 231.818,
    "s": 81.481,
    "l": 10.588
  },
  "oklch": {
    "l": 0.17568,
    "c": 0.07553,
    "h": 268.8
  },
  "luminance": 0.00493
}

Semantic roles & 50–950 ramp

primary

#050B31

secondary

#72671F

accent

#DD30F8

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010106

muted

#77777A

Preview Lab

Preview with #050B31

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

Preview Lab → · Contrast checker → · Palette generator →