#166680#166680

#166680 is a mid, moderate cyan. Relative luminance 0.112; OKLCH L 47.7% C 0.083 H 225.3°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#166680
RGB	rgb(22, 102, 128)
HSL	hsl(195, 71%, 29%)
HSV	hsv(195, 83%, 50%)
CMYK	cmyk(82.8%, 20.3%, 0%, 49.8%)
CIE-LAB	lab(39.97, -13.53, -21.07)
CIE-LCH	lch(39.97, 25.04, 237.28°)
OKLab	oklab(47.68% -0.0585 -0.0591)
OKLCH	oklch(47.68% 0.083 225.3)
XYZ	xyz(8.9769, 11.2307, 22.1125)
Luminance	0.1123 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166680 #803016

analogous

#168065 #166680 #163180

triadic

#166680 #801666 #668016

tetradic

#166680 #651680 #803016 #318016

square

#166680 #651680 #803016 #318016

split-complementary

#166680 #801631 #806516

monochromatic

#04151A #0D3C4C #166680 #1F90B4 #34B3DC

Accessibility & contrast

On white

6.47

#166680 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#166680 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166680

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166680	#FFFFFF	#000000	##FFFFFF
##166680	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586481

Deuteranopia (green-blind)

#4A5A80

Tritanopia (blue-blind)

#006E6F

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #166680;
/* rgb */ color: rgb(22, 102, 128);
/* oklch */ color: oklch(47.7% 0.083 225.3);

Tailwind

colors: {
  custom: {
    50: '#6791a5',
    500: '#166680',
    950: '#000000',
  },
}

SCSS

$custom: #166680;
$custom-light: #6791a5;
$custom-dark: #000000;

JSON

{
  "hex": "#166680",
  "rgb": {
    "r": 22,
    "g": 102,
    "b": 128
  },
  "hsl": {
    "h": 194.717,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.4768,
    "c": 0.0832,
    "h": 225.3
  },
  "luminance": 0.11232
}

Semantic roles & 50–950 ramp

primary

#166680

secondary

#B55A3D

accent

#663AED

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #166680

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

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