#178580#178580

#178580 is a mid, moderate teal. Relative luminance 0.185; OKLCH L 55.9% C 0.091 H 190.0°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#178580
RGB	rgb(23, 133, 128)
HSL	hsl(177, 71%, 31%)
HSV	hsv(177, 83%, 52%)
CMYK	cmyk(82.7%, 0%, 3.8%, 47.8%)
CIE-LAB	lab(50.11, -29.79, -5.68)
CIE-LCH	lch(50.11, 30.33, 190.80°)
OKLab	oklab(55.89% -0.0901 -0.0159)
OKLCH	oklch(55.89% 0.091 190)
XYZ	xyz(12.6353, 18.5141, 23.3255)
Luminance	0.1852 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178580 #85171C

analogous

#178549 #178580 #175385

triadic

#178580 #801785 #858017

tetradic

#178580 #491785 #85171C #538517

square

#178580 #491785 #85171C #538517

split-complementary

#178580 #851753 #854917

monochromatic

#051D1C #0E514E #178580 #20B9B2 #3ADDD5

Accessibility & contrast

On white

4.47

#178580 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#178580 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178580

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178580	#FFFFFF	#000000	##000000
##178580	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7D80

Deuteranopia (green-blind)

#6E7381

Tritanopia (blue-blind)

#008983

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #178580;
/* rgb */ color: rgb(23, 133, 128);
/* oklch */ color: oklch(55.9% 0.091 190.0);

Tailwind

colors: {
  custom: {
    50: '#6ba9a4',
    500: '#178580',
    950: '#000000',
  },
}

SCSS

$custom: #178580;
$custom-light: #6ba9a4;
$custom-dark: #000000;

JSON

{
  "hex": "#178580",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 128
  },
  "hsl": {
    "h": 177.273,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.55892,
    "c": 0.09148,
    "h": 190
  },
  "luminance": 0.18516
}

Semantic roles & 50–950 ramp

primary

#178580

secondary

#B93F44

accent

#3B43ED

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#08100F

muted

#7B7F7F

Preview Lab

Preview with #178580

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

Preview Lab → · Contrast checker → · Palette generator →