#16566F#16566F

#16566F is a dark, moderate cyan. Relative luminance 0.080; OKLCH L 42.6% C 0.074 H 229.0°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#16566F
RGB	rgb(22, 86, 111)
HSL	hsl(197, 67%, 26%)
HSV	hsv(197, 80%, 44%)
CMYK	cmyk(80.2%, 22.5%, 0%, 56.5%)
CIE-LAB	lab(33.93, -10.45, -19.96)
CIE-LCH	lch(33.93, 22.54, 242.36°)
OKLab	oklab(42.59% -0.0487 -0.0561)
OKLCH	oklch(42.59% 0.074 229)
XYZ	xyz(6.5267, 7.9731, 16.2308)
Luminance	0.0797 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16566F #6F2F16

analogous

#166F5B #16566F #16296F

triadic

#16566F #6F1656 #566F16

tetradic

#16566F #5B166F #6F2F16 #296F16

square

#16566F #5B166F #6F2F16 #296F16

split-complementary

#16566F #6F1629 #6F5B16

monochromatic

#05141A #0C2E3C #16566F #207EA2 #2BA5D5

Accessibility & contrast

On white

8.09

#16566F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#16566F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16566F

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16566F	#FFFFFF	#000000	##FFFFFF
##16566F	1.00	8.09	2.59	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#495570

Deuteranopia (green-blind)

#3D4C6F

Tritanopia (blue-blind)

#005D5E

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #16566f;
/* rgb */ color: rgb(22, 86, 111);
/* oklch */ color: oklch(42.6% 0.074 229.0);

Tailwind

colors: {
  custom: {
    50: '#638598',
    500: '#16566f',
    950: '#000000',
  },
}

SCSS

$custom: #16566f;
$custom-light: #638598;
$custom-dark: #000000;

JSON

{
  "hex": "#16566f",
  "rgb": {
    "r": 22,
    "g": 86,
    "b": 111
  },
  "hsl": {
    "h": 196.854,
    "s": 66.917,
    "l": 26.078
  },
  "oklch": {
    "l": 0.42593,
    "c": 0.07432,
    "h": 229
  },
  "luminance": 0.07974
}

Semantic roles & 50–950 ramp

primary

#16566F

secondary

#A5593C

accent

#6E3EEA

background

#F6F8F9

surface

#EBEFF2

border

#C6CACC

text

#060B0D

muted

#7A7C7E

Preview Lab

Preview with #16566F

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

Preview Lab → · Contrast checker → · Palette generator →