#178A59#178A59

#178A59 is a mid, vivid teal. Relative luminance 0.191; OKLCH L 56.1% C 0.123 H 158.6°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#178A59
RGB	rgb(23, 138, 89)
HSL	hsl(154, 71%, 32%)
HSV	hsv(154, 83%, 54%)
CMYK	cmyk(83.3%, 0%, 35.5%, 45.9%)
CIE-LAB	lab(50.78, -42.39, 17.83)
CIE-LCH	lch(50.78, 45.99, 157.19°)
OKLab	oklab(56.11% -0.1147 0.0449)
OKLCH	oklch(56.11% 0.123 158.6)
XYZ	xyz(11.2438, 19.0790, 12.5393)
Luminance	0.1908 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178A59 #8A1748

analogous

#178A20 #178A59 #17828A

triadic

#178A59 #59178A #8A5917

tetradic

#178A59 #20178A #8A1748 #828A17

square

#178A59 #20178A #8A1748 #828A17

split-complementary

#178A59 #8A1782 #8A2017

monochromatic

#062115 #0E5637 #178A59 #20BE7B #3DDF9A

Accessibility & contrast

On white

4.36

#178A59 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#178A59 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178A59

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178A59	#FFFFFF	#000000	##000000
##178A59	1.00	4.36	4.82	4.82
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#897F56

Deuteranopia (green-blind)

#7B755C

Tritanopia (blue-blind)

#00897D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #178a59;
/* rgb */ color: rgb(23, 138, 89);
/* oklch */ color: oklch(56.1% 0.123 158.6);

Tailwind

colors: {
  custom: {
    50: '#6aad88',
    500: '#178a59',
    950: '#000000',
  },
}

SCSS

$custom: #178a59;
$custom-light: #6aad88;
$custom-dark: #000000;

JSON

{
  "hex": "#178a59",
  "rgb": {
    "r": 23,
    "g": 138,
    "b": 89
  },
  "hsl": {
    "h": 154.435,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56112,
    "c": 0.12322,
    "h": 158.6
  },
  "luminance": 0.1908
}

Semantic roles & 50–950 ramp

primary

#178A59

secondary

#BE3F75

accent

#3A87EE

background

#F6FAF8

surface

#ECF4EF

border

#C7CECA

text

#08100B

muted

#7A7F7C

Preview Lab

Preview with #178A59

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

Preview Lab → · Contrast checker → · Palette generator →