#178A8E#178A8E

#178A8E is a mid, moderate teal. Relative luminance 0.203; OKLCH L 57.7% C 0.093 H 198.6°. Best body text is #000000 at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#178A8E
RGB	rgb(23, 138, 142)
HSL	hsl(182, 72%, 32%)
HSV	hsv(182, 84%, 56%)
CMYK	cmyk(83.8%, 2.8%, 0%, 44.3%)
CIE-LAB	lab(52.19, -27.84, -10.75)
CIE-LCH	lch(52.19, 29.84, 201.11°)
OKLab	oklab(57.73% -0.0886 -0.0299)
OKLCH	oklch(57.73% 0.093 198.6)
XYZ	xyz(14.3221, 20.3103, 28.7514)
Luminance	0.2031 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178A8E #8E1B17

analogous

#178E57 #178A8E #174E8E

triadic

#178A8E #8E178A #8A8E17

tetradic

#178A8E #57178E #8E1B17 #4E8E17

square

#178A8E #57178E #8E1B17 #4E8E17

split-complementary

#178A8E #8E174E #8E5717

monochromatic

#062425 #0E5759 #178A8E #20BDC3 #3FDBE0

Accessibility & contrast

On white

4.15

#178A8E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.06

#178A8E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178A8E

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178A8E	#FFFFFF	#000000	##000000
##178A8E	1.00	4.15	5.06	5.06
#FFFFFF	4.15	1.00	21.00	21.00
#000000	5.06	21.00	1.00	1.00
##000000	5.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F838E

Deuteranopia (green-blind)

#6F778F

Tritanopia (blue-blind)

#008F8B

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #178a8e;
/* rgb */ color: rgb(23, 138, 142);
/* oklch */ color: oklch(57.7% 0.093 198.6);

Tailwind

colors: {
  custom: {
    50: '#6eacaf',
    500: '#178a8e',
    950: '#000000',
  },
}

SCSS

$custom: #178a8e;
$custom-light: #6eacaf;
$custom-dark: #000000;

JSON

{
  "hex": "#178a8e",
  "rgb": {
    "r": 23,
    "g": 138,
    "b": 142
  },
  "hsl": {
    "h": 182.017,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.57729,
    "c": 0.09349,
    "h": 198.6
  },
  "luminance": 0.20312
}

Semantic roles & 50–950 ramp

primary

#178A8E

secondary

#C04540

accent

#3F39EF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #178A8E

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

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