#16366D#16366D

#16366D is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.3% C 0.103 H 260.5°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#16366D
RGB	rgb(22, 54, 109)
HSL	hsl(218, 66%, 26%)
HSV	hsv(218, 80%, 43%)
CMYK	cmyk(79.8%, 50.5%, 0%, 57.3%)
CIE-LAB	lab(23.38, 9.92, -35.37)
CIE-LCH	lch(23.38, 36.73, 285.66°)
OKLab	oklab(34.27% -0.0171 -0.1016)
OKLCH	oklch(34.27% 0.103 260.5)
XYZ	xyz(4.4094, 3.9125, 14.9878)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16366D #6D4D16

analogous

#16616D #16366D #21166D

triadic

#16366D #6D1636 #366D16

tetradic

#16366D #6D1661 #6D4D16 #166D21

square

#16366D #6D1661 #6D4D16 #166D21

split-complementary

#16366D #6D2116 #616D16

monochromatic

#050D19 #0C1D3A #16366D #204FA0 #2B68D3

Accessibility & contrast

On white

11.78

#16366D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#16366D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16366D

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16366D	#FFFFFF	#000000	##FFFFFF
##16366D	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#173C6F

Deuteranopia (green-blind)

#00346C

Tritanopia (blue-blind)

#00434C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #16366d;
/* rgb */ color: rgb(22, 54, 109);
/* oklch */ color: oklch(34.3% 0.103 260.5);

Tailwind

colors: {
  custom: {
    50: '#616c97',
    500: '#16366d',
    950: '#000000',
  },
}

SCSS

$custom: #16366d;
$custom-light: #616c97;
$custom-dark: #000000;

JSON

{
  "hex": "#16366d",
  "rgb": {
    "r": 22,
    "g": 54,
    "b": 109
  },
  "hsl": {
    "h": 217.931,
    "s": 66.412,
    "l": 25.686
  },
  "oklch": {
    "l": 0.34269,
    "c": 0.10299,
    "h": 260.5
  },
  "luminance": 0.03913
}

Semantic roles & 50–950 ramp

primary

#16366D

secondary

#A37D3C

accent

#AA3EE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #16366D

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

Preview Lab → · Contrast checker → · Palette generator →