#166180#166180

#166180 is a mid, moderate cyan. Relative luminance 0.103; OKLCH L 46.4% C 0.085 H 231.2°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#166180
RGB	rgb(22, 97, 128)
HSL	hsl(198, 71%, 29%)
HSV	hsv(198, 83%, 50%)
CMYK	cmyk(82.8%, 24.2%, 0%, 49.8%)
CIE-LAB	lab(38.34, -10.61, -23.59)
CIE-LCH	lch(38.34, 25.87, 245.79°)
OKLab	oklab(46.38% -0.0535 -0.0665)
OKLCH	oklch(46.38% 0.085 231.2)
XYZ	xyz(8.5003, 10.2774, 21.9536)
Luminance	0.1028 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#166180 #803516

analogous

#16806A #166180 #162C80

triadic

#166180 #801661 #618016

tetradic

#166180 #6A1680 #803516 #2C8016

square

#166180 #6A1680 #803516 #2C8016

split-complementary

#166180 #80162C #806A16

monochromatic

#04141A #0D394C #166180 #1F89B4 #34ABDC

Accessibility & contrast

On white

6.87

#166180 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#166180 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166180

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##166180	#FFFFFF	#000000	##FFFFFF
##166180	1.00	6.87	3.06	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#516081

Deuteranopia (green-blind)

#435680

Tritanopia (blue-blind)

#00696B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #166180;
/* rgb */ color: rgb(22, 97, 128);
/* oklch */ color: oklch(46.4% 0.085 231.2);

Tailwind

colors: {
  custom: {
    50: '#678da5',
    500: '#166180',
    950: '#000000',
  },
}

SCSS

$custom: #166180;
$custom-light: #678da5;
$custom-dark: #000000;

JSON

{
  "hex": "#166180",
  "rgb": {
    "r": 22,
    "g": 97,
    "b": 128
  },
  "hsl": {
    "h": 197.547,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.46375,
    "c": 0.08529,
    "h": 231.2
  },
  "luminance": 0.10278
}

Semantic roles & 50–950 ramp

primary

#166180

secondary

#B5603D

accent

#6F3AED

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #166180

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

Preview Lab → · Contrast checker → · Palette generator →