#178F8D#178F8D

#178F8D is a mid, moderate teal. Relative luminance 0.217; OKLCH L 59.0% C 0.097 H 193.0°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#178F8D
RGB	rgb(23, 143, 141)
HSL	hsl(179, 72%, 33%)
HSV	hsv(179, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 1.4%, 43.9%)
CIE-LAB	lab(53.76, -30.60, -7.81)
CIE-LCH	lch(53.76, 31.58, 194.33°)
OKLab	oklab(59% -0.0941 -0.0218)
OKLCH	oklch(59% 0.097 193)
XYZ	xyz(14.9813, 21.7483, 28.6024)
Luminance	0.2175 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F8D #8F1719

analogous

#178F51 #178F8D #17558F

triadic

#178F8D #8D178F #8F8D17

tetradic

#178F8D #51178F #8F1719 #558F17

square

#178F8D #51178F #8F1719 #558F17

split-complementary

#178F8D #8F1755 #8F5117

monochromatic

#062625 #0F5A59 #178F8D #1FC4C1 #40E0DE

Accessibility & contrast

On white

3.93

#178F8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#178F8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F8D

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F8D	#FFFFFF	#000000	##000000
##178F8D	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#85878D

Deuteranopia (green-blind)

#757B8E

Tritanopia (blue-blind)

#00948E

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #178f8d;
/* rgb */ color: rgb(23, 143, 141);
/* oklch */ color: oklch(59.0% 0.097 193.0);

Tailwind

colors: {
  custom: {
    50: '#6eb0ae',
    500: '#178f8d',
    950: '#000000',
  },
}

SCSS

$custom: #178f8d;
$custom-light: #6eb0ae;
$custom-dark: #000000;

JSON

{
  "hex": "#178f8d",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 141
  },
  "hsl": {
    "h": 179,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.58997,
    "c": 0.09655,
    "h": 193
  },
  "luminance": 0.2175
}

Semantic roles & 50–950 ramp

primary

#178F8D

secondary

#C14143

accent

#393CEF

background

#F7FAFA

surface

#EDF5F4

border

#C8CFCE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #178F8D

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

Preview Lab → · Contrast checker → · Palette generator →