#16337D#16337D

#16337D is a dark, vivid blue. Relative luminance 0.040; OKLCH L 34.9% C 0.131 H 264.4°. Best body text is #FFFFFF at 11.64:1 contrast (WCAG AA passes).

Color values

HEX	#16337D
RGB	rgb(22, 51, 125)
HSL	hsl(223, 70%, 29%)
HSV	hsv(223, 82%, 49%)
CMYK	cmyk(82.4%, 59.2%, 0%, 51%)
CIE-LAB	lab(23.73, 18.74, -44.99)
CIE-LCH	lch(23.73, 48.74, 292.61°)
OKLab	oklab(34.93% -0.0128 -0.1299)
OKLCH	oklch(34.93% 0.131 264.4)
XYZ	xyz(5.2151, 4.0183, 19.8988)
Luminance	0.0402 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16337D #7D6016

analogous

#16677D #16337D #2D167D

triadic

#16337D #7D1633 #337D16

tetradic

#16337D #7D1667 #7D6016 #167D2D

square

#16337D #7D1667 #7D6016 #167D2D

split-complementary

#16337D #7D2D16 #677D16

monochromatic

#050B1A #0D1E49 #16337D #1F48B1 #3262DB

Accessibility & contrast

On white

11.64

#16337D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#16337D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16337D

11.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16337D	#FFFFFF	#000000	##FFFFFF
##16337D	1.00	11.64	1.80	11.64
#FFFFFF	11.64	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D80

Deuteranopia (green-blind)

#00347C

Tritanopia (blue-blind)

#004652

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #16337d;
/* rgb */ color: rgb(22, 51, 125);
/* oklch */ color: oklch(34.9% 0.131 264.4);

Tailwind

colors: {
  custom: {
    50: '#666aa3',
    500: '#16337d',
    950: '#000000',
  },
}

SCSS

$custom: #16337d;
$custom-light: #666aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#16337d",
  "rgb": {
    "r": 22,
    "g": 51,
    "b": 125
  },
  "hsl": {
    "h": 223.107,
    "s": 70.068,
    "l": 28.824
  },
  "oklch": {
    "l": 0.34932,
    "c": 0.13058,
    "h": 264.4
  },
  "luminance": 0.04019
}

Semantic roles & 50–950 ramp

primary

#16337D

secondary

#B2913D

accent

#BB3BED

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #16337D

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

Preview Lab → · Contrast checker → · Palette generator →