#178F87#178F87

#178F87 is a mid, moderate teal. Relative luminance 0.216; OKLCH L 58.8% C 0.098 H 187.7°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX#178F87
RGBrgb(23, 143, 135)
HSLhsl(176, 72%, 33%)
HSVhsv(176, 84%, 56%)
CMYKcmyk(83.9%, 0%, 5.6%, 43.9%)
CIE-LABlab(53.57, -32.43, -4.63)
CIE-LCHlch(53.57, 32.76, 188.12°)
OKLaboklab(58.78% -0.0969 -0.0131)
OKLCHoklch(58.78% 0.098 187.7)
XYZxyz(14.5469, 21.5745, 26.3146)
Luminance0.2158 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#178F87 #8F171F
analogous
#178F4B #178F87 #175B8F
triadic
#178F87 #87178F #8F8717
tetradic
#178F87 #4B178F #8F171F #5B8F17
square
#178F87 #4B178F #8F171F #5B8F17
split-complementary
#178F87 #8F175B #8F4B17
monochromatic
#062623 #0F5A55 #178F87 #1FC4B9 #40E0D6

Accessibility & contrast

On white

3.95
#178F87 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.32
#178F87 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F87
5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##178F87#FFFFFF#000000##000000
##178F871.003.955.325.32
#FFFFFF3.951.0021.0021.00
#0000005.3221.001.001.00
##0000005.3221.001.001.00

Color blindness preview

Protanopia (red-blind)
#878787
Deuteranopia (green-blind)
#777B88
Tritanopia (blue-blind)
#00938C
Achromatopsia (no color)
#808080

Design tokens & code

CSS
--color: #178f87;
/* rgb */ color: rgb(23, 143, 135);
/* oklch */ color: oklch(58.8% 0.098 187.7);
Tailwind
colors: {
  custom: {
    50: '#6eb0a9',
    500: '#178f87',
    950: '#000000',
  },
}
SCSS
$custom: #178f87;
$custom-light: #6eb0a9;
$custom-dark: #000000;
JSON
{
  "hex": "#178f87",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 135
  },
  "hsl": {
    "h": 176,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.58783,
    "c": 0.09778,
    "h": 187.7
  },
  "luminance": 0.21576
}

Semantic roles & 50–950 ramp

primary
#178F87
secondary
#C1414A
accent
#3945EF
background
#F7FAFA
surface
#EDF5F4
border
#C8CFCE
text
#081010
muted
#7B7F7F

Preview Lab

Preview with #178F87

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

Preview Lab → · Contrast checker → · Palette generator →

#178F87 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva