#16366C#16366C

#16366C is a dark, moderate blue. Relative luminance 0.039; OKLCH L 34.2% C 0.101 H 260.2°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#16366C
RGB	rgb(22, 54, 108)
HSL	hsl(218, 66%, 25%)
HSV	hsv(218, 80%, 42%)
CMYK	cmyk(79.6%, 50%, 0%, 57.6%)
CIE-LAB	lab(23.31, 9.50, -34.84)
CIE-LCH	lch(23.31, 36.11, 285.25°)
OKLab	oklab(34.19% -0.0172 -0.1)
OKLCH	oklch(34.19% 0.101 260.2)
XYZ	xyz(4.3558, 3.8911, 14.7059)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16366C #6C4C16

analogous

#16616C #16366C #21166C

triadic

#16366C #6C1636 #366C16

tetradic

#16366C #6C1661 #6C4C16 #166C21

square

#16366C #6C1661 #6C4C16 #166C21

split-complementary

#16366C #6C2116 #616C16

monochromatic

#050D19 #0C1D39 #16366C #204F9F #2B69D2

Accessibility & contrast

On white

11.81

#16366C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#16366C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16366C

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16366C	#FFFFFF	#000000	##FFFFFF
##16366C	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#183C6E

Deuteranopia (green-blind)

#02346B

Tritanopia (blue-blind)

#00434B

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #16366c;
/* rgb */ color: rgb(22, 54, 108);
/* oklch */ color: oklch(34.2% 0.101 260.2);

Tailwind

colors: {
  custom: {
    50: '#616c96',
    500: '#16366c',
    950: '#000000',
  },
}

SCSS

$custom: #16366c;
$custom-light: #616c96;
$custom-dark: #000000;

JSON

{
  "hex": "#16366c",
  "rgb": {
    "r": 22,
    "g": 54,
    "b": 108
  },
  "hsl": {
    "h": 217.674,
    "s": 66.154,
    "l": 25.49
  },
  "oklch": {
    "l": 0.3419,
    "c": 0.10149,
    "h": 260.2
  },
  "luminance": 0.03892
}

Semantic roles & 50–950 ramp

primary

#16366C

secondary

#A27C3C

accent

#AA3FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #16366C

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

Preview Lab → · Contrast checker → · Palette generator →