#178E8E#178E8E

#178E8E is a mid, moderate teal. Relative luminance 0.215; OKLCH L 58.8% C 0.096 H 194.9°. Best body text is #000000 at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#178E8E
RGB	rgb(23, 142, 142)
HSL	hsl(180, 72%, 32%)
HSV	hsv(180, 84%, 56%)
CMYK	cmyk(83.8%, 0%, 0%, 44.3%)
CIE-LAB	lab(53.47, -29.80, -8.82)
CIE-LCH	lch(53.47, 31.08, 196.49°)
OKLab	oklab(58.77% -0.0926 -0.0246)
OKLCH	oklch(58.77% 0.096 194.9)
XYZ	xyz(14.9065, 21.4792, 28.9462)
Luminance	0.2148 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178E8E #8E1717

analogous

#178E53 #178E8E #17538E

triadic

#178E8E #8E178E #8E8E17

tetradic

#178E8E #53178E #8E1717 #538E17

square

#178E8E #53178E #8E1717 #538E17

split-complementary

#178E8E #8E1753 #8E5317

monochromatic

#062525 #0E5959 #178E8E #20C3C3 #3FE0E0

Accessibility & contrast

On white

3.97

#178E8E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.30

#178E8E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178E8E

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178E8E	#FFFFFF	#000000	##000000
##178E8E	1.00	3.97	5.30	5.30
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.30	21.00	1.00	1.00
##000000	5.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84878E

Deuteranopia (green-blind)

#747B8F

Tritanopia (blue-blind)

#00938E

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #178e8e;
/* rgb */ color: rgb(23, 142, 142);
/* oklch */ color: oklch(58.8% 0.096 194.9);

Tailwind

colors: {
  custom: {
    50: '#6eafaf',
    500: '#178e8e',
    950: '#000000',
  },
}

SCSS

$custom: #178e8e;
$custom-light: #6eafaf;
$custom-dark: #000000;

JSON

{
  "hex": "#178e8e",
  "rgb": {
    "r": 23,
    "g": 142,
    "b": 142
  },
  "hsl": {
    "h": 180,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.58772,
    "c": 0.09579,
    "h": 194.9
  },
  "luminance": 0.21481
}

Semantic roles & 50–950 ramp

primary

#178E8E

secondary

#C04040

accent

#3939EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #178E8E

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

Preview Lab → · Contrast checker → · Palette generator →