#16305B#16305B

#16305B is a dark, moderate blue. Relative luminance 0.030; OKLCH L 31.4% C 0.083 H 259.9°. Best body text is #FFFFFF at 13.06:1 contrast (WCAG AA passes).

Color values

HEX	#16305B
RGB	rgb(22, 48, 91)
HSL	hsl(217, 61%, 22%)
HSV	hsv(217, 76%, 36%)
CMYK	cmyk(75.8%, 47.3%, 0%, 64.3%)
CIE-LAB	lab(20.20, 6.67, -28.74)
CIE-LCH	lch(20.20, 29.50, 283.07°)
OKLab	oklab(31.41% -0.0146 -0.0822)
OKLCH	oklch(31.41% 0.083 259.9)
XYZ	xyz(3.2755, 3.0395, 10.3096)
Luminance	0.0304 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16305B #5B4116

analogous

#16535B #16305B #1E165B

triadic

#16305B #5B1630 #305B16

tetradic

#16305B #5B1653 #5B4116 #165B1E

square

#16305B #5B1653 #5B4116 #165B1E

split-complementary

#16305B #5B1E16 #535B16

monochromatic

#060D19 #0A162A #16305B #224A8C #2E64BE

Accessibility & contrast

On white

13.06

#16305B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#16305B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16305B

13.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16305B	#FFFFFF	#000000	##FFFFFF
##16305B	1.00	13.06	1.61	13.06
#FFFFFF	13.06	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B345D

Deuteranopia (green-blind)

#0E2E5A

Tritanopia (blue-blind)

#003A41

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #16305b;
/* rgb */ color: rgb(22, 48, 91);
/* oklch */ color: oklch(31.4% 0.083 259.9);

Tailwind

colors: {
  custom: {
    50: '#5d678a',
    500: '#16305b',
    950: '#000000',
  },
}

SCSS

$custom: #16305b;
$custom-light: #5d678a;
$custom-dark: #000000;

JSON

{
  "hex": "#16305b",
  "rgb": {
    "r": 22,
    "g": 48,
    "b": 91
  },
  "hsl": {
    "h": 217.391,
    "s": 61.062,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31414,
    "c": 0.08349,
    "h": 259.9
  },
  "luminance": 0.0304
}

Semantic roles & 50–950 ramp

primary

#16305B

secondary

#92713B

accent

#A844E4

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060B

muted

#797A7C

Preview Lab

Preview with #16305B

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

Preview Lab → · Contrast checker → · Palette generator →