#051733#051733

#051733 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 20.8% C 0.061 H 258.4°. Best body text is #FFFFFF at 17.85:1 contrast (WCAG AA passes).

Color values

HEX	#051733
RGB	rgb(5, 23, 51)
HSL	hsl(217, 82%, 11%)
HSV	hsv(217, 90%, 20%)
CMYK	cmyk(90.2%, 54.9%, 0%, 80%)
CIE-LAB	lab(7.99, 4.93, -20.69)
CIE-LCH	lch(7.99, 21.27, 283.41°)
OKLab	oklab(20.83% -0.0122 -0.0594)
OKLCH	oklch(20.83% 0.061 258.4)
XYZ	xyz(0.9663, 0.8840, 3.2510)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#051733 #332105

analogous

#052E33 #051733 #0A0533

triadic

#051733 #330517 #173305

tetradic

#051733 #33052E #332105 #05330A

square

#051733 #33052E #332105 #05330A

split-complementary

#051733 #330A05 #2E3305

monochromatic

#030D1C #030D1C #051733 #0A306B #1049A2

Accessibility & contrast

On white

17.85

#051733 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#051733 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #051733

17.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##051733	#FFFFFF	#000000	##FFFFFF
##051733	1.00	17.85	1.18	17.85
#FFFFFF	17.85	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081A34

Deuteranopia (green-blind)

#011532

Tritanopia (blue-blind)

#001E22

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #051733;
/* rgb */ color: rgb(5, 23, 51);
/* oklch */ color: oklch(20.8% 0.061 258.4);

Tailwind

colors: {
  custom: {
    50: '#4d536b',
    500: '#051733',
    950: '#000000',
  },
}

SCSS

$custom: #051733;
$custom-light: #4d536b;
$custom-dark: #000000;

JSON

{
  "hex": "#051733",
  "rgb": {
    "r": 5,
    "g": 23,
    "b": 51
  },
  "hsl": {
    "h": 216.522,
    "s": 82.143,
    "l": 10.98
  },
  "oklch": {
    "l": 0.20825,
    "c": 0.06062,
    "h": 258.4
  },
  "luminance": 0.00884
}

Semantic roles & 50–950 ramp

primary

#051733

secondary

#74531F

accent

#AA2FF8

background

#F4F4F6

surface

#E7E7EB

border

#C3C3C6

text

#010206

muted

#77787A

Preview Lab

Preview with #051733

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

Preview Lab → · Contrast checker → · Palette generator →