#178A66#178A66

#178A66 is a mid, moderate teal. Relative luminance 0.193; OKLCH L 56.4% C 0.112 H 165.7°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#178A66
RGB	rgb(23, 138, 102)
HSL	hsl(161, 71%, 32%)
HSV	hsv(161, 83%, 54%)
CMYK	cmyk(83.3%, 0%, 26.1%, 45.9%)
CIE-LAB	lab(51.06, -39.33, 10.80)
CIE-LCH	lch(51.06, 40.79, 164.65°)
OKLab	oklab(56.43% -0.1082 0.0276)
OKLCH	oklch(56.43% 0.112 165.7)
XYZ	xyz(11.8387, 19.3169, 15.6724)
Luminance	0.1932 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178A66 #8A173B

analogous

#178A2C #178A66 #17758A

triadic

#178A66 #66178A #8A6617

tetradic

#178A66 #2C178A #8A173B #758A17

square

#178A66 #2C178A #8A173B #758A17

split-complementary

#178A66 #8A1775 #8A2C17

monochromatic

#062118 #0E563F #178A66 #20BE8D #3DDFAC

Accessibility & contrast

On white

4.32

#178A66 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#178A66 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178A66

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178A66	#FFFFFF	#000000	##000000
##178A66	1.00	4.32	4.86	4.86
#FFFFFF	4.32	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877F64

Deuteranopia (green-blind)

#797668

Tritanopia (blue-blind)

#008A80

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178a66;
/* rgb */ color: rgb(23, 138, 102);
/* oklch */ color: oklch(56.4% 0.112 165.7);

Tailwind

colors: {
  custom: {
    50: '#6aad91',
    500: '#178a66',
    950: '#000000',
  },
}

SCSS

$custom: #178a66;
$custom-light: #6aad91;
$custom-dark: #000000;

JSON

{
  "hex": "#178a66",
  "rgb": {
    "r": 23,
    "g": 138,
    "b": 102
  },
  "hsl": {
    "h": 161.217,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56431,
    "c": 0.11165,
    "h": 165.7
  },
  "luminance": 0.19318
}

Semantic roles & 50–950 ramp

primary

#178A66

secondary

#BE3F67

accent

#3A72EE

background

#F6FAF8

surface

#ECF4F0

border

#C7CECB

text

#08100C

muted

#7A7F7D

Preview Lab

Preview with #178A66

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

Preview Lab → · Contrast checker → · Palette generator →