#16316B#16316B

#16316B is a dark, moderate blue. Relative luminance 0.034; OKLCH L 32.9% C 0.107 H 263.1°. Best body text is #FFFFFF at 12.46:1 contrast (WCAG AA passes).

Color values

HEX	#16316B
RGB	rgb(22, 49, 107)
HSL	hsl(221, 66%, 25%)
HSV	hsv(221, 79%, 42%)
CMYK	cmyk(79.4%, 54.2%, 0%, 58%)
CIE-LAB	lab(21.68, 12.67, -36.82)
CIE-LCH	lch(21.68, 38.94, 288.99°)
OKLab	oklab(32.92% -0.0129 -0.1059)
OKLCH	oklch(32.92% 0.107 263.1)
XYZ	xyz(4.0821, 3.4283, 14.3537)
Luminance	0.0343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16316B #6B5016

analogous

#165B6B #16316B #25166B

triadic

#16316B #6B1631 #316B16

tetradic

#16316B #6B165B #6B5016 #166B25

square

#16316B #6B165B #6B5016 #166B25

split-complementary

#16316B #6B2516 #5B6B16

monochromatic

#050C19 #0C1A38 #16316B #20489E #2B5FD1

Accessibility & contrast

On white

12.46

#16316B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#16316B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16316B

12.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16316B	#FFFFFF	#000000	##FFFFFF
##16316B	1.00	12.46	1.69	12.46
#FFFFFF	12.46	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B386D

Deuteranopia (green-blind)

#00306A

Tritanopia (blue-blind)

#003F49

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #16316b;
/* rgb */ color: rgb(22, 49, 107);
/* oklch */ color: oklch(32.9% 0.107 263.1);

Tailwind

colors: {
  custom: {
    50: '#616896',
    500: '#16316b',
    950: '#000000',
  },
}

SCSS

$custom: #16316b;
$custom-light: #616896;
$custom-dark: #000000;

JSON

{
  "hex": "#16316b",
  "rgb": {
    "r": 22,
    "g": 49,
    "b": 107
  },
  "hsl": {
    "h": 220.941,
    "s": 65.891,
    "l": 25.294
  },
  "oklch": {
    "l": 0.32924,
    "c": 0.10672,
    "h": 263.1
  },
  "luminance": 0.03429
}

Semantic roles & 50–950 ramp

primary

#16316B

secondary

#A1813B

accent

#B33FE9

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060D

muted

#7A7A7E

Preview Lab

Preview with #16316B

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

Preview Lab → · Contrast checker → · Palette generator →