#178C88#178C88

#178C88 is a mid, moderate teal. Relative luminance 0.207; OKLCH L 58.0% C 0.095 H 191.2°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#178C88
RGB	rgb(23, 140, 136)
HSL	hsl(178, 72%, 32%)
HSV	hsv(178, 84%, 55%)
CMYK	cmyk(83.6%, 0%, 2.9%, 45.1%)
CIE-LAB	lab(52.64, -30.70, -6.59)
CIE-LCH	lch(52.64, 31.40, 192.12°)
OKLab	oklab(58.03% -0.0934 -0.0184)
OKLCH	oklch(58.03% 0.095 191.2)
XYZ	xyz(14.1732, 20.7141, 26.5390)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178C88 #8C171B

analogous

#178C4E #178C88 #17568C

triadic

#178C88 #88178C #8C8817

tetradic

#178C88 #4E178C #8C171B #568C17

square

#178C88 #4E178C #8C171B #568C17

split-complementary

#178C88 #8C1756 #8C4E17

monochromatic

#062322 #0E5755 #178C88 #20C1BB #3EDFDA

Accessibility & contrast

On white

4.08

#178C88 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#178C88 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178C88

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178C88	#FFFFFF	#000000	##000000
##178C88	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838488

Deuteranopia (green-blind)

#737989

Tritanopia (blue-blind)

#00908B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #178c88;
/* rgb */ color: rgb(23, 140, 136);
/* oklch */ color: oklch(58.0% 0.095 191.2);

Tailwind

colors: {
  custom: {
    50: '#6daeaa',
    500: '#178c88',
    950: '#000000',
  },
}

SCSS

$custom: #178c88;
$custom-light: #6daeaa;
$custom-dark: #000000;

JSON

{
  "hex": "#178c88",
  "rgb": {
    "r": 23,
    "g": 140,
    "b": 136
  },
  "hsl": {
    "h": 177.949,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.58029,
    "c": 0.0952,
    "h": 191.2
  },
  "luminance": 0.20716
}

Semantic roles & 50–950 ramp

primary

#178C88

secondary

#BF3F44

accent

#393FEF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #178C88

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

Preview Lab → · Contrast checker → · Palette generator →