#178858#178858

#178858 is a mid, vivid teal. Relative luminance 0.185; OKLCH L 55.5% C 0.121 H 158.8°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX#178858
RGBrgb(23, 136, 88)
HSLhsl(155, 71%, 31%)
HSVhsv(155, 83%, 53%)
CMYKcmyk(83.1%, 0%, 35.3%, 46.7%)
CIE-LABlab(50.09, -41.81, 17.46)
CIE-LCHlch(50.09, 45.31, 157.33°)
OKLaboklab(55.54% -0.1132 0.044)
OKLCHoklch(55.54% 0.121 158.8)
XYZxyz(10.9178, 18.4937, 12.2249)
Luminance0.1850 (WCAG relative)
Temperatureneutral
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#178858 #881747
analogous
#17881F #178858 #177F88
triadic
#178858 #581788 #885817
tetradic
#178858 #1F1788 #881747 #7F8817
square
#178858 #1F1788 #881747 #7F8817
split-complementary
#178858 #88177F #881F17
monochromatic
#051F14 #0E5436 #178858 #20BC7A #3BDE99

Accessibility & contrast

On white

4.47
#178858 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.70
#178858 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178858
4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##178858#FFFFFF#000000##000000
##1788581.004.474.704.70
#FFFFFF4.471.0021.0021.00
#0000004.7021.001.001.00
##0000004.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#877D55
Deuteranopia (green-blind)
#79735B
Tritanopia (blue-blind)
#00877C
Achromatopsia (no color)
#777777

Design tokens & code

CSS
--color: #178858;
/* rgb */ color: rgb(23, 136, 88);
/* oklch */ color: oklch(55.5% 0.121 158.8);
Tailwind
colors: {
  custom: {
    50: '#6aac87',
    500: '#178858',
    950: '#000000',
  },
}
SCSS
$custom: #178858;
$custom-light: #6aac87;
$custom-dark: #000000;
JSON
{
  "hex": "#178858",
  "rgb": {
    "r": 23,
    "g": 136,
    "b": 88
  },
  "hsl": {
    "h": 154.513,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.55536,
    "c": 0.12148,
    "h": 158.8
  },
  "luminance": 0.18495
}

Semantic roles & 50–950 ramp

primary
#178858
secondary
#BC3F74
accent
#3A86EE
background
#F6FAF8
surface
#ECF4EF
border
#C7CECA
text
#08100B
muted
#7A7F7C

Preview Lab

Preview with #178858

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

Preview Lab → · Contrast checker → · Palette generator →

#178858 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva