#16388C#16388C

#16388C is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.4% C 0.145 H 263.9°. Best body text is #FFFFFF at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#16388C
RGB	rgb(22, 56, 140)
HSL	hsl(223, 73%, 32%)
HSV	hsv(223, 84%, 55%)
CMYK	cmyk(84.3%, 60%, 0%, 45.1%)
CIE-LAB	lab(26.42, 21.37, -49.99)
CIE-LCH	lch(26.42, 54.36, 293.14°)
OKLab	oklab(37.35% -0.0154 -0.1445)
OKLCH	oklch(37.35% 0.145 263.9)
XYZ	xyz(6.4770, 4.8916, 25.4087)
Luminance	0.0489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16388C #8C6A16

analogous

#16738C #16388C #2F168C

triadic

#16388C #8C1638 #388C16

tetradic

#16388C #8C1673 #8C6A16 #168C2F

square

#16388C #8C1673 #8C6A16 #168C2F

split-complementary

#16388C #8C2F16 #738C16

monochromatic

#050E22 #0E2357 #16388C #1E4DC1 #3C6BE0

Accessibility & contrast

On white

10.61

#16388C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#16388C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16388C

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16388C	#FFFFFF	#000000	##FFFFFF
##16388C	1.00	10.61	1.98	10.61
#FFFFFF	10.61	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.61	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: #16388c;
/* rgb */ color: rgb(22, 56, 140);
/* oklch */ color: oklch(37.4% 0.145 263.9);

Tailwind

colors: {
  custom: {
    50: '#6a6eae',
    500: '#16388c',
    950: '#000000',
  },
}

SCSS

$custom: #16388c;
$custom-light: #6a6eae;
$custom-dark: #000000;

JSON

{
  "hex": "#16388c",
  "rgb": {
    "r": 22,
    "g": 56,
    "b": 140
  },
  "hsl": {
    "h": 222.712,
    "s": 72.84,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37351,
    "c": 0.14534,
    "h": 263.9
  },
  "luminance": 0.04892
}

Semantic roles & 50–950 ramp

primary

#16388C

secondary

#C09A3E

accent

#BB38F0

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #16388C

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

Preview Lab → · Contrast checker → · Palette generator →