#178589#178589

#178589 is a mid, moderate teal. Relative luminance 0.188; OKLCH L 56.2% C 0.091 H 198.8°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#178589
RGB	rgb(23, 133, 137)
HSL	hsl(182, 71%, 31%)
HSV	hsv(182, 83%, 54%)
CMYK	cmyk(83.2%, 2.9%, 0%, 46.3%)
CIE-LAB	lab(50.41, -26.95, -10.51)
CIE-LCH	lch(50.41, 28.93, 201.30°)
OKLab	oklab(56.23% -0.0858 -0.0292)
OKLCH	oklch(56.23% 0.091 198.8)
XYZ	xyz(13.2542, 18.7617, 26.5849)
Luminance	0.1876 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178589 #891B17

analogous

#178954 #178589 #174C89

triadic

#178589 #891785 #858917

tetradic

#178589 #541789 #891B17 #4C8917

square

#178589 #541789 #891B17 #4C8917

split-complementary

#178589 #89174C #895417

monochromatic

#051F20 #0E5255 #178589 #20B8BD #3CD9DE

Accessibility & contrast

On white

4.42

#178589 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#178589 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178589

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178589	#FFFFFF	#000000	##000000
##178589	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7E89

Deuteranopia (green-blind)

#6B738A

Tritanopia (blue-blind)

#008A86

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #178589;
/* rgb */ color: rgb(23, 133, 137);
/* oklch */ color: oklch(56.2% 0.091 198.8);

Tailwind

colors: {
  custom: {
    50: '#6ca9ab',
    500: '#178589',
    950: '#000000',
  },
}

SCSS

$custom: #178589;
$custom-light: #6ca9ab;
$custom-dark: #000000;

JSON

{
  "hex": "#178589",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 137
  },
  "hsl": {
    "h": 182.105,
    "s": 71.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.56228,
    "c": 0.09068,
    "h": 198.8
  },
  "luminance": 0.18763
}

Semantic roles & 50–950 ramp

primary

#178589

secondary

#BD443F

accent

#403AEE

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#081010

muted

#7B7F7F

Preview Lab

Preview with #178589

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

Preview Lab → · Contrast checker → · Palette generator →