#178684#178684

#178684 is a mid, moderate teal. Relative luminance 0.189; OKLCH L 56.3% C 0.092 H 192.9°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#178684
RGB	rgb(23, 134, 132)
HSL	hsl(179, 71%, 31%)
HSV	hsv(179, 83%, 53%)
CMYK	cmyk(82.8%, 0%, 1.5%, 47.5%)
CIE-LAB	lab(50.57, -29.03, -7.35)
CIE-LCH	lch(50.57, 29.95, 194.20°)
OKLab	oklab(56.3% -0.0892 -0.0205)
OKLCH	oklch(56.3% 0.092 192.9)
XYZ	xyz(13.0413, 18.8966, 24.7854)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178684 #861719

analogous

#17864C #178684 #175086

triadic

#178684 #841786 #868417

tetradic

#178684 #4C1786 #861719 #508617

square

#178684 #4C1786 #861719 #508617

split-complementary

#178684 #861750 #864C17

monochromatic

#051E1D #0E5251 #178684 #20BAB7 #3ADDDA

Accessibility & contrast

On white

4.39

#178684 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#178684 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178684

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178684	#FFFFFF	#000000	##000000
##178684	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7F84

Deuteranopia (green-blind)

#6E7485

Tritanopia (blue-blind)

#008A85

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #178684;
/* rgb */ color: rgb(23, 134, 132);
/* oklch */ color: oklch(56.3% 0.092 192.9);

Tailwind

colors: {
  custom: {
    50: '#6caaa7',
    500: '#178684',
    950: '#000000',
  },
}

SCSS

$custom: #178684;
$custom-light: #6caaa7;
$custom-dark: #000000;

JSON

{
  "hex": "#178684",
  "rgb": {
    "r": 23,
    "g": 134,
    "b": 132
  },
  "hsl": {
    "h": 178.919,
    "s": 70.701,
    "l": 30.784
  },
  "oklch": {
    "l": 0.56303,
    "c": 0.09152,
    "h": 192.9
  },
  "luminance": 0.18898
}

Semantic roles & 50–950 ramp

primary

#178684

secondary

#BA3F41

accent

#3A3EED

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#08100F

muted

#7B7F7F

Preview Lab

Preview with #178684

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

Preview Lab → · Contrast checker → · Palette generator →