#178C5C#178C5C

#178C5C is a mid, vivid teal. Relative luminance 0.197; OKLCH L 56.7% C 0.123 H 159.4°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX#178C5C
RGBrgb(23, 140, 92)
HSLhsl(155, 72%, 32%)
HSVhsv(155, 84%, 55%)
CMYKcmyk(83.6%, 0%, 34.3%, 45.1%)
CIE-LABlab(51.51, -42.52, 17.13)
CIE-LCHlch(51.51, 45.84, 158.06°)
OKLaboklab(56.73% -0.1153 0.0432)
OKLCHoklch(56.73% 0.123 159.4)
XYZxyz(11.6620, 19.7096, 13.3128)
Luminance0.1971 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#178C5C #8C1747
analogous
#178C22 #178C5C #17828C
triadic
#178C5C #5C178C #8C5C17
tetradic
#178C5C #22178C #8C1747 #828C17
square
#178C5C #22178C #8C1747 #828C17
split-complementary
#178C5C #8C1782 #8C2217
monochromatic
#062317 #0E5739 #178C5C #20C17F #3EDF9D

Accessibility & contrast

On white

4.25
#178C5C on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.94
#178C5C on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178C5C
4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##178C5C#FFFFFF#000000##000000
##178C5C1.004.254.944.94
#FFFFFF4.251.0021.0021.00
#0000004.9421.001.001.00
##0000004.9421.001.001.00

Color blindness preview

Protanopia (red-blind)
#8A8159
Deuteranopia (green-blind)
#7D775F
Tritanopia (blue-blind)
#008B7F
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #178c5c;
/* rgb */ color: rgb(23, 140, 92);
/* oklch */ color: oklch(56.7% 0.123 159.4);
Tailwind
colors: {
  custom: {
    50: '#6bae8a',
    500: '#178c5c',
    950: '#000000',
  },
}
SCSS
$custom: #178c5c;
$custom-light: #6bae8a;
$custom-dark: #000000;
JSON
{
  "hex": "#178c5c",
  "rgb": {
    "r": 23,
    "g": 140,
    "b": 92
  },
  "hsl": {
    "h": 155.385,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.56732,
    "c": 0.12311,
    "h": 159.4
  },
  "luminance": 0.19711
}

Semantic roles & 50–950 ramp

primary
#178C5C
secondary
#BF3F74
accent
#3984EF
background
#F6FAF8
surface
#ECF4F0
border
#C7CECB
text
#08100B
muted
#7A7F7C

Preview Lab

Preview with #178C5C

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

Preview Lab → · Contrast checker → · Palette generator →

#178C5C Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva