#166B80#166B80

#166B80 is a mid, moderate cyan. Relative luminance 0.122; OKLCH L 49.0% C 0.082 H 219.2°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#166B80
RGB	rgb(22, 107, 128)
HSL	hsl(192, 71%, 29%)
HSV	hsv(192, 83%, 50%)
CMYK	cmyk(82.8%, 16.4%, 0%, 49.8%)
CIE-LAB	lab(41.60, -16.37, -18.55)
CIE-LCH	lch(41.60, 24.74, 228.56°)
OKLab	oklab(48.99% -0.0636 -0.0519)
OKLCH	oklch(48.99% 0.082 219.2)
XYZ	xyz(9.4832, 12.2433, 22.2813)
Luminance	0.1224 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166B80 #802B16

analogous

#168060 #166B80 #163680

triadic

#166B80 #80166B #6B8016

tetradic

#166B80 #601680 #802B16 #368016

square

#166B80 #601680 #802B16 #368016

split-complementary

#166B80 #801636 #806016

monochromatic

#04161A #0D3F4C #166B80 #1F97B4 #34BBDC

Accessibility & contrast

On white

6.09

#166B80 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#166B80 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166B80

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166B80	#FFFFFF	#000000	##FFFFFF
##166B80	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E6881

Deuteranopia (green-blind)

#505E80

Tritanopia (blue-blind)

#007272

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #166b80;
/* rgb */ color: rgb(22, 107, 128);
/* oklch */ color: oklch(49.0% 0.082 219.2);

Tailwind

colors: {
  custom: {
    50: '#6795a5',
    500: '#166b80',
    950: '#000000',
  },
}

SCSS

$custom: #166b80;
$custom-light: #6795a5;
$custom-dark: #000000;

JSON

{
  "hex": "#166b80",
  "rgb": {
    "r": 22,
    "g": 107,
    "b": 128
  },
  "hsl": {
    "h": 191.887,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.48992,
    "c": 0.08211,
    "h": 219.2
  },
  "luminance": 0.12244
}

Semantic roles & 50–950 ramp

primary

#166B80

secondary

#B5553D

accent

#5E3AED

background

#F6F9FA

surface

#EBF1F4

border

#C6CBCE

text

#070D0F

muted

#7A7E7F

Preview Lab

Preview with #166B80

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

Preview Lab → · Contrast checker → · Palette generator →