#051337#051337

#051337 is a very dark, moderate blue. Relative luminance 0.008; OKLCH L 20.1% C 0.073 H 263.9°. Best body text is #FFFFFF at 18.18:1 contrast (WCAG AA passes).

Color values

HEX	#051337
RGB	rgb(5, 19, 55)
HSL	hsl(223, 83%, 12%)
HSV	hsv(223, 91%, 22%)
CMYK	cmyk(90.9%, 65.5%, 0%, 78.4%)
CIE-LAB	lab(6.99, 9.91, -25.21)
CIE-LCH	lch(6.99, 27.09, 291.47°)
OKLab	oklab(20.14% -0.0078 -0.073)
OKLCH	oklch(20.14% 0.073 263.9)
XYZ	xyz(0.9848, 0.7737, 3.7111)
Luminance	0.0077 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051337 #372905

analogous

#052C37 #051337 #100537

triadic

#051337 #370513 #133705

tetradic

#051337 #37052C #372905 #053710

square

#051337 #37052C #372905 #053710

split-complementary

#051337 #371005 #2C3705

monochromatic

#030A1C #030A1C #051337 #0A266F #0F3AA7

Accessibility & contrast

On white

18.18

#051337 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#051337 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051337

18.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051337	#FFFFFF	#000000	##FFFFFF
##051337	1.00	18.18	1.15	18.18
#FFFFFF	18.18	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001838

Deuteranopia (green-blind)

#001336

Tritanopia (blue-blind)

#001C22

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #051337;
/* rgb */ color: rgb(5, 19, 55);
/* oklch */ color: oklch(20.1% 0.073 263.9);

Tailwind

colors: {
  custom: {
    50: '#4e506e',
    500: '#051337',
    950: '#000000',
  },
}

SCSS

$custom: #051337;
$custom-light: #4e506e;
$custom-dark: #000000;

JSON

{
  "hex": "#051337",
  "rgb": {
    "r": 5,
    "g": 19,
    "b": 55
  },
  "hsl": {
    "h": 223.2,
    "s": 83.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.20141,
    "c": 0.07341,
    "h": 263.9
  },
  "luminance": 0.00774
}

Semantic roles & 50–950 ramp

primary

#051337

secondary

#785F20

accent

#C12EFA

background

#F4F4F6

surface

#E7E7EC

border

#C3C3C7

text

#020207

muted

#78787A

Preview Lab

Preview with #051337

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

Preview Lab → · Contrast checker → · Palette generator →