#178A63#178A63

#178A63 is a mid, moderate teal. Relative luminance 0.193; OKLCH L 56.4% C 0.114 H 163.9°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#178A63
RGB	rgb(23, 138, 99)
HSL	hsl(160, 71%, 32%)
HSV	hsv(160, 83%, 54%)
CMYK	cmyk(83.3%, 0%, 28.3%, 45.9%)
CIE-LAB	lab(50.99, -40.07, 12.43)
CIE-LCH	lch(50.99, 41.95, 162.77°)
OKLab	oklab(56.35% -0.1097 0.0317)
OKLCH	oklch(56.35% 0.114 163.9)
XYZ	xyz(11.6926, 19.2585, 14.9030)
Luminance	0.1926 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178A63 #8A173E

analogous

#178A29 #178A63 #17788A

triadic

#178A63 #63178A #8A6317

tetradic

#178A63 #29178A #8A173E #788A17

square

#178A63 #29178A #8A173E #788A17

split-complementary

#178A63 #8A1778 #8A2917

monochromatic

#062118 #0E563D #178A63 #20BE89 #3DDFA8

Accessibility & contrast

On white

4.33

#178A63 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#178A63 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178A63

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178A63	#FFFFFF	#000000	##000000
##178A63	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#877F61

Deuteranopia (green-blind)

#7A7566

Tritanopia (blue-blind)

#008A7F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #178a63;
/* rgb */ color: rgb(23, 138, 99);
/* oklch */ color: oklch(56.4% 0.114 163.9);

Tailwind

colors: {
  custom: {
    50: '#6aad8f',
    500: '#178a63',
    950: '#000000',
  },
}

SCSS

$custom: #178a63;
$custom-light: #6aad8f;
$custom-dark: #000000;

JSON

{
  "hex": "#178a63",
  "rgb": {
    "r": 23,
    "g": 138,
    "b": 99
  },
  "hsl": {
    "h": 159.652,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56353,
    "c": 0.11419,
    "h": 163.9
  },
  "luminance": 0.1926
}

Semantic roles & 50–950 ramp

primary

#178A63

secondary

#BE3F6A

accent

#3A77EE

background

#F6FAF8

surface

#ECF4F0

border

#C7CECB

text

#08100C

muted

#7A7F7D

Preview Lab

Preview with #178A63

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

Preview Lab → · Contrast checker → · Palette generator →