#16538B#16538B

#16538B is a dark, moderate cyan. Relative luminance 0.082; OKLCH L 43.5% C 0.110 H 250.7°. Best body text is #FFFFFF at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#16538B
RGB	rgb(22, 83, 139)
HSL	hsl(209, 73%, 32%)
HSV	hsv(209, 84%, 55%)
CMYK	cmyk(84.2%, 40.3%, 0%, 45.5%)
CIE-LAB	lab(34.44, 2.47, -36.45)
CIE-LCH	lch(34.44, 36.53, 273.88°)
OKLab	oklab(43.48% -0.0365 -0.1041)
OKLCH	oklch(43.48% 0.11 250.7)
XYZ	xyz(8.0826, 8.2202, 25.5818)
Luminance	0.0822 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16538B #8B4E16

analogous

#168B89 #16538B #16198B

triadic

#16538B #8B1653 #538B16

tetradic

#16538B #89168B #8B4E16 #198B16

square

#16538B #89168B #8B4E16 #198B16

split-complementary

#16538B #8B1619 #8B8916

monochromatic

#051421 #0E3356 #16538B #1E73C0 #3B91E0

Accessibility & contrast

On white

7.94

#16538B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#16538B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16538B

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16538B	#FFFFFF	#000000	##FFFFFF
##16538B	1.00	7.94	2.64	7.94
#FFFFFF	7.94	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38578D

Deuteranopia (green-blind)

#254C8A

Tritanopia (blue-blind)

#006068

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #16538b;
/* rgb */ color: rgb(22, 83, 139);
/* oklch */ color: oklch(43.5% 0.110 250.7);

Tailwind

colors: {
  custom: {
    50: '#6882ad',
    500: '#16538b',
    950: '#000000',
  },
}

SCSS

$custom: #16538b;
$custom-light: #6882ad;
$custom-dark: #000000;

JSON

{
  "hex": "#16538b",
  "rgb": {
    "r": 22,
    "g": 83,
    "b": 139
  },
  "hsl": {
    "h": 208.718,
    "s": 72.671,
    "l": 31.569
  },
  "oklch": {
    "l": 0.43481,
    "c": 0.11036,
    "h": 250.7
  },
  "luminance": 0.08221
}

Semantic roles & 50–950 ramp

primary

#16538B

secondary

#BF7C3E

accent

#9038EF

background

#F6F7FA

surface

#ECEEF4

border

#C7C9CE

text

#070A10

muted

#7A7C7F

Preview Lab

Preview with #16538B

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

Preview Lab → · Contrast checker → · Palette generator →