#166D84#166D84

#166D84 is a mid, moderate cyan. Relative luminance 0.128; OKLCH L 49.7% C 0.084 H 220.8°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX#166D84
RGBrgb(22, 109, 132)
HSLhsl(193, 71%, 30%)
HSVhsv(193, 83%, 52%)
CMYKcmyk(83.3%, 17.4%, 0%, 48.2%)
CIE-LABlab(42.42, -16.06, -19.70)
CIE-LCHlch(42.42, 25.41, 230.82°)
OKLaboklab(49.71% -0.064 -0.0552)
OKLCHoklch(49.71% 0.084 220.8)
XYZxyz(9.9626, 12.7725, 23.7656)
Luminance0.1277 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#166D84 #842D16
analogous
#168464 #166D84 #163684
triadic
#166D84 #84166D #6D8416
tetradic
#166D84 #641684 #842D16 #368416
square
#166D84 #641684 #842D16 #368416
split-complementary
#166D84 #841636 #846416
monochromatic
#05161B #0D4250 #166D84 #1F98B8 #37BBDE

Accessibility & contrast

On white

5.91
#166D84 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.55
#166D84 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #166D84
5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##166D84#FFFFFF#000000##FFFFFF
##166D841.005.913.555.91
#FFFFFF5.911.0021.001.00
#0000003.5521.001.0021.00
##FFFFFF5.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5F6A85
Deuteranopia (green-blind)
#516084
Tritanopia (blue-blind)
#007474
Achromatopsia (no color)
#646464

Design tokens & code

CSS
--color: #166d84;
/* rgb */ color: rgb(22, 109, 132);
/* oklch */ color: oklch(49.7% 0.084 220.8);
Tailwind
colors: {
  custom: {
    50: '#6897a7',
    500: '#166d84',
    950: '#000000',
  },
}
SCSS
$custom: #166d84;
$custom-light: #6897a7;
$custom-dark: #000000;
JSON
{
  "hex": "#166d84",
  "rgb": {
    "r": 22,
    "g": 109,
    "b": 132
  },
  "hsl": {
    "h": 192.545,
    "s": 71.429,
    "l": 30.196
  },
  "oklch": {
    "l": 0.49705,
    "c": 0.08449,
    "h": 220.8
  },
  "luminance": 0.12774
}

Semantic roles & 50–950 ramp

primary
#166D84
secondary
#B8573D
accent
#5F3AEE
background
#F6F9FA
surface
#ECF2F4
border
#C7CCCE
text
#070D0F
muted
#7A7E7F

Preview Lab

Preview with #166D84

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

Preview Lab → · Contrast checker → · Palette generator →

#166D84 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva