#178588#178588

#178588 is a mid, moderate teal. Relative luminance 0.187; OKLCH L 56.2% C 0.091 H 197.8°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#178588
RGB	rgb(23, 133, 136)
HSL	hsl(182, 71%, 31%)
HSV	hsv(182, 83%, 53%)
CMYK	cmyk(83.1%, 2.2%, 0%, 46.7%)
CIE-LAB	lab(50.37, -27.28, -9.97)
CIE-LCH	lch(50.37, 29.04, 200.09°)
OKLab	oklab(56.19% -0.0863 -0.0277)
OKLCH	oklch(56.19% 0.091 197.8)
XYZ	xyz(13.1828, 18.7331, 26.2088)
Luminance	0.1873 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178588 #881A17

analogous

#178852 #178588 #174C88

triadic

#178588 #881785 #858817

tetradic

#178588 #521788 #881A17 #4C8817

square

#178588 #521788 #881A17 #4C8817

split-complementary

#178588 #88174C #885217

monochromatic

#051F1F #0E5254 #178588 #20B8BC #3BDADE

Accessibility & contrast

On white

4.42

#178588 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#178588 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178588

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178588	#FFFFFF	#000000	##000000
##178588	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7E88

Deuteranopia (green-blind)

#6C7389

Tritanopia (blue-blind)

#008A86

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #178588;
/* rgb */ color: rgb(23, 133, 136);
/* oklch */ color: oklch(56.2% 0.091 197.8);

Tailwind

colors: {
  custom: {
    50: '#6ca9aa',
    500: '#178588',
    950: '#000000',
  },
}

SCSS

$custom: #178588;
$custom-light: #6ca9aa;
$custom-dark: #000000;

JSON

{
  "hex": "#178588",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 136
  },
  "hsl": {
    "h": 181.593,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.5619,
    "c": 0.09066,
    "h": 197.8
  },
  "luminance": 0.18735
}

Semantic roles & 50–950 ramp

primary

#178588

secondary

#BC423F

accent

#3F3AEE

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #178588

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

Preview Lab → · Contrast checker → · Palette generator →