#178D78#178D78

#178D78 is a mid, moderate teal. Relative luminance 0.206; OKLCH L 57.8% C 0.102 H 176.7°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#178D78
RGB	rgb(23, 141, 120)
HSL	hsl(169, 72%, 32%)
HSV	hsv(169, 84%, 55%)
CMYK	cmyk(83.7%, 0%, 14.9%, 44.7%)
CIE-LAB	lab(52.49, -35.87, 2.47)
CIE-LCH	lch(52.49, 35.95, 176.07°)
OKLab	oklab(57.76% -0.1022 0.006)
OKLCH	oklch(57.76% 0.102 176.7)
XYZ	xyz(13.2666, 20.5863, 21.0400)
Luminance	0.2059 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178D78 #8D172C

analogous

#178D3D #178D78 #17678D

triadic

#178D78 #78178D #8D7817

tetradic

#178D78 #3D178D #8D172C #678D17

square

#178D78 #3D178D #8D172C #678D17

split-complementary

#178D78 #8D1767 #8D3D17

monochromatic

#06241E #0E584B #178D78 #20C2A5 #3FE0C3

Accessibility & contrast

On white

4.10

#178D78 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#178D78 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178D78

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178D78	#FFFFFF	#000000	##000000
##178D78	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#878477

Deuteranopia (green-blind)

#79797A

Tritanopia (blue-blind)

#008F87

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #178d78;
/* rgb */ color: rgb(23, 141, 120);
/* oklch */ color: oklch(57.8% 0.102 176.7);

Tailwind

colors: {
  custom: {
    50: '#6caf9e',
    500: '#178d78',
    950: '#000000',
  },
}

SCSS

$custom: #178d78;
$custom-light: #6caf9e;
$custom-dark: #000000;

JSON

{
  "hex": "#178d78",
  "rgb": {
    "r": 23,
    "g": 141,
    "b": 120
  },
  "hsl": {
    "h": 169.322,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.57759,
    "c": 0.10237,
    "h": 176.7
  },
  "luminance": 0.20588
}

Semantic roles & 50–950 ramp

primary

#178D78

secondary

#C04057

accent

#3959EF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #178D78

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

Preview Lab → · Contrast checker → · Palette generator →