#050A39#050A39

#050A39 is a very dark, moderate blue. Relative luminance 0.005; OKLCH L 18.3% C 0.090 H 268.8°. Best body text is #FFFFFF at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#050A39
RGB	rgb(5, 10, 57)
HSL	hsl(234, 84%, 12%)
HSV	hsv(234, 91%, 22%)
CMYK	cmyk(91.2%, 82.5%, 0%, 77.6%)
CIE-LAB	lab(4.92, 15.98, -30.01)
CIE-LCH	lch(4.92, 34.00, 298.03°)
OKLab	oklab(18.34% -0.0018 -0.0895)
OKLCH	oklch(18.34% 0.09 268.8)
XYZ	xyz(0.9094, 0.5446, 3.9273)
Luminance	0.0054 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 1.39

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050A39 #393405

analogous

#052439 #050A39 #1A0539

triadic

#050A39 #39050A #0A3905

tetradic

#050A39 #390524 #393405 #05391A

square

#050A39 #390524 #393405 #05391A

split-complementary

#050A39 #391A05 #243905

monochromatic

#02051C #02051C #050A39 #0A1471 #0F1EAA

Accessibility & contrast

On white

18.94

#050A39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#050A39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050A39

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050A39	#FFFFFF	#000000	##FFFFFF
##050A39	1.00	18.94	1.11	18.94
#FFFFFF	18.94	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00133A

Deuteranopia (green-blind)

#000E38

Tritanopia (blue-blind)

#001720

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #050a39;
/* rgb */ color: rgb(5, 10, 57);
/* oklch */ color: oklch(18.3% 0.090 268.8);

Tailwind

colors: {
  custom: {
    50: '#4f4a70',
    500: '#050a39',
    950: '#000000',
  },
}

SCSS

$custom: #050a39;
$custom-light: #4f4a70;
$custom-dark: #000000;

JSON

{
  "hex": "#050a39",
  "rgb": {
    "r": 5,
    "g": 10,
    "b": 57
  },
  "hsl": {
    "h": 234.231,
    "s": 83.871,
    "l": 12.157
  },
  "oklch": {
    "l": 0.18338,
    "c": 0.08952,
    "h": 268.8
  },
  "luminance": 0.00545
}

Semantic roles & 50–950 ramp

primary

#050A39

secondary

#7A7120

accent

#E62EFA

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020107

muted

#78777A

Preview Lab

Preview with #050A39

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

Preview Lab → · Contrast checker → · Palette generator →