#178E8C#178E8C

#178E8C is a mid, moderate teal. Relative luminance 0.214; OKLCH L 58.7% C 0.096 H 193.0°. Best body text is #000000 at 5.28:1 contrast (WCAG AA passes).

Color values

HEX#178E8C
RGBrgb(23, 142, 140)
HSLhsl(179, 72%, 32%)
HSVhsv(179, 84%, 56%)
CMYKcmyk(83.8%, 0%, 1.4%, 44.3%)
CIE-LABlab(53.41, -30.42, -7.76)
CIE-LCHlch(53.41, 31.40, 194.31°)
OKLaboklab(58.7% -0.0935 -0.0216)
OKLCHoklch(58.7% 0.096 193)
XYZxyz(14.7577, 21.4197, 28.1625)
Luminance0.2142 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#178E8C #8E1719
analogous
#178E51 #178E8C #17548E
triadic
#178E8C #8C178E #8E8C17
tetradic
#178E8C #51178E #8E1719 #548E17
square
#178E8C #51178E #8E1719 #548E17
split-complementary
#178E8C #8E1754 #8E5117
monochromatic
#062524 #0E5958 #178E8C #20C3C0 #3FE0DD

Accessibility & contrast

On white

3.97
#178E8C on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.28
#178E8C on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178E8C
5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##178E8C#FFFFFF#000000##000000
##178E8C1.003.975.285.28
#FFFFFF3.971.0021.0021.00
#0000005.2821.001.001.00
##0000005.2821.001.001.00

Color blindness preview

Protanopia (red-blind)
#84868C
Deuteranopia (green-blind)
#747B8D
Tritanopia (blue-blind)
#00938D
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #178e8c;
/* rgb */ color: rgb(23, 142, 140);
/* oklch */ color: oklch(58.7% 0.096 193.0);
Tailwind
colors: {
  custom: {
    50: '#6eafad',
    500: '#178e8c',
    950: '#000000',
  },
}
SCSS
$custom: #178e8c;
$custom-light: #6eafad;
$custom-dark: #000000;
JSON
{
  "hex": "#178e8c",
  "rgb": {
    "r": 23,
    "g": 142,
    "b": 140
  },
  "hsl": {
    "h": 178.992,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.58699,
    "c": 0.09599,
    "h": 193
  },
  "luminance": 0.21422
}

Semantic roles & 50–950 ramp

primary
#178E8C
secondary
#C04043
accent
#393CEF
background
#F7FAFA
surface
#EDF4F4
border
#C8CECE
text
#091010
muted
#7B7F7F

Preview Lab

Preview with #178E8C

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

Preview Lab → · Contrast checker → · Palette generator →

#178E8C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva