#178A54#178A54

#178A54 is a mid, vivid teal. Relative luminance 0.190; OKLCH L 56.0% C 0.128 H 156.4°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#178A54
RGB	rgb(23, 138, 84)
HSL	hsl(152, 71%, 32%)
HSV	hsv(152, 83%, 54%)
CMYK	cmyk(83.3%, 0%, 39.1%, 45.9%)
CIE-LAB	lab(50.68, -43.47, 20.52)
CIE-LCH	lch(50.68, 48.07, 154.74°)
OKLab	oklab(56% -0.1172 0.0513)
OKLCH	oklch(56% 0.128 156.4)
XYZ	xyz(11.0409, 18.9978, 11.4708)
Luminance	0.1900 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178A54 #8A174D

analogous

#178A1A #178A54 #17878A

triadic

#178A54 #54178A #8A5417

tetradic

#178A54 #1A178A #8A174D #878A17

square

#178A54 #1A178A #8A174D #878A17

split-complementary

#178A54 #8A1787 #8A1A17

monochromatic

#062114 #0E5634 #178A54 #20BE74 #3DDF93

Accessibility & contrast

On white

4.38

#178A54 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#178A54 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178A54

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178A54	#FFFFFF	#000000	##000000
##178A54	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#897E50

Deuteranopia (green-blind)

#7C7558

Tritanopia (blue-blind)

#00897C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #178a54;
/* rgb */ color: rgb(23, 138, 84);
/* oklch */ color: oklch(56.0% 0.128 156.4);

Tailwind

colors: {
  custom: {
    50: '#6aad84',
    500: '#178a54',
    950: '#000000',
  },
}

SCSS

$custom: #178a54;
$custom-light: #6aad84;
$custom-dark: #000000;

JSON

{
  "hex": "#178a54",
  "rgb": {
    "r": 23,
    "g": 138,
    "b": 84
  },
  "hsl": {
    "h": 151.826,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56002,
    "c": 0.12797,
    "h": 156.4
  },
  "luminance": 0.18999
}

Semantic roles & 50–950 ramp

primary

#178A54

secondary

#BE3F7B

accent

#3A8EEE

background

#F6FAF8

surface

#ECF4EF

border

#C7CECA

text

#08100B

muted

#7A7F7C

Preview Lab

Preview with #178A54

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

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