#050C3B#050C3B

#050C3B is a very dark, moderate blue. Relative luminance 0.006; OKLCH L 19.0% C 0.090 H 268.0°. Best body text is #FFFFFF at 18.71:1 contrast (WCAG AA passes).

Color values

HEX	#050C3B
RGB	rgb(5, 12, 59)
HSL	hsl(232, 84%, 13%)
HSV	hsv(232, 92%, 23%)
CMYK	cmyk(91.5%, 79.7%, 0%, 76.9%)
CIE-LAB	lab(5.52, 16.19, -30.49)
CIE-LCH	lch(5.52, 34.52, 297.97°)
OKLab	oklab(18.99% -0.0031 -0.0899)
OKLCH	oklch(18.99% 0.09 268)
XYZ	xyz(0.9832, 0.6109, 4.2029)
Luminance	0.0061 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 1.67

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#050C3B #3B3405

analogous

#05273B #050C3B #19053B

triadic

#050C3B #3B050C #0C3B05

tetradic

#050C3B #3B0527 #3B3405 #053B19

square

#050C3B #3B0527 #3B3405 #053B19

split-complementary

#050C3B #3B1905 #273B05

monochromatic

#02061C #02061C #050C3B #0A1773 #0F23AC

Accessibility & contrast

On white

18.71

#050C3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#050C3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #050C3B

18.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##050C3B	#FFFFFF	#000000	##FFFFFF
##050C3B	1.00	18.71	1.12	18.71
#FFFFFF	18.71	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153C

Deuteranopia (green-blind)

#000F3A

Tritanopia (blue-blind)

#001922

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #050c3b;
/* rgb */ color: rgb(5, 12, 59);
/* oklch */ color: oklch(19.0% 0.090 268.0);

Tailwind

colors: {
  custom: {
    50: '#504b71',
    500: '#050c3b',
    950: '#000000',
  },
}

SCSS

$custom: #050c3b;
$custom-light: #504b71;
$custom-dark: #000000;

JSON

{
  "hex": "#050c3b",
  "rgb": {
    "r": 5,
    "g": 12,
    "b": 59
  },
  "hsl": {
    "h": 232.222,
    "s": 84.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.18986,
    "c": 0.08995,
    "h": 268
  },
  "luminance": 0.00611
}

Semantic roles & 50–950 ramp

primary

#050C3B

secondary

#7C7020

accent

#E02DFB

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020108

muted

#78777B

Preview Lab

Preview with #050C3B

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

Preview Lab → · Contrast checker → · Palette generator →