#16378C#16378C

#16378C is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.1% C 0.147 H 264.2°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#16378C
RGB	rgb(22, 55, 140)
HSL	hsl(223, 73%, 32%)
HSV	hsv(223, 84%, 55%)
CMYK	cmyk(84.3%, 60.7%, 0%, 45.1%)
CIE-LAB	lab(26.14, 22.07, -50.44)
CIE-LCH	lch(26.14, 55.06, 293.63°)
OKLab	oklab(37.14% -0.0148 -0.1459)
OKLCH	oklch(37.14% 0.147 264.2)
XYZ	xyz(6.4290, 4.7956, 25.3927)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16378C #8C6B16

analogous

#16728C #16378C #30168C

triadic

#16378C #8C1637 #378C16

tetradic

#16378C #8C1672 #8C6B16 #168C30

square

#16378C #8C1672 #8C6B16 #168C30

split-complementary

#16378C #8C3016 #728C16

monochromatic

#050D22 #0E2257 #16378C #1E4CC1 #3C6AE0

Accessibility & contrast

On white

10.72

#16378C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#16378C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16378C

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16378C	#FFFFFF	#000000	##FFFFFF
##16378C	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00448F

Deuteranopia (green-blind)

#00398A

Tritanopia (blue-blind)

#004D5C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #16378c;
/* rgb */ color: rgb(22, 55, 140);
/* oklch */ color: oklch(37.1% 0.147 264.2);

Tailwind

colors: {
  custom: {
    50: '#6a6dae',
    500: '#16378c',
    950: '#000000',
  },
}

SCSS

$custom: #16378c;
$custom-light: #6a6dae;
$custom-dark: #000000;

JSON

{
  "hex": "#16378c",
  "rgb": {
    "r": 22,
    "g": 55,
    "b": 140
  },
  "hsl": {
    "h": 223.22,
    "s": 72.84,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37142,
    "c": 0.14661,
    "h": 264.2
  },
  "luminance": 0.04796
}

Semantic roles & 50–950 ramp

primary

#16378C

secondary

#C09B3E

accent

#BC38F0

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #16378C

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

Preview Lab → · Contrast checker → · Palette generator →