#178A58#178A58

#178A58 is a mid, vivid teal. Relative luminance 0.191; OKLCH L 56.1% C 0.124 H 158.1°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#178A58
RGB	rgb(23, 138, 88)
HSL	hsl(154, 71%, 32%)
HSV	hsv(154, 83%, 54%)
CMYK	cmyk(83.3%, 0%, 36.2%, 45.9%)
CIE-LAB	lab(50.76, -42.61, 18.37)
CIE-LCH	lch(50.76, 46.40, 156.68°)
OKLab	oklab(56.09% -0.1152 0.0462)
OKLCH	oklch(56.09% 0.124 158.1)
XYZ	xyz(11.2021, 19.0623, 12.3196)
Luminance	0.1906 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178A58 #8A1749

analogous

#178A1E #178A58 #17838A

triadic

#178A58 #58178A #8A5817

tetradic

#178A58 #1E178A #8A1749 #838A17

square

#178A58 #1E178A #8A1749 #838A17

split-complementary

#178A58 #8A1783 #8A1E17

monochromatic

#062115 #0E5637 #178A58 #20BE79 #3DDF98

Accessibility & contrast

On white

4.36

#178A58 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#178A58 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178A58

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178A58	#FFFFFF	#000000	##000000
##178A58	1.00	4.36	4.81	4.81
#FFFFFF	4.36	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#897F55

Deuteranopia (green-blind)

#7B755B

Tritanopia (blue-blind)

#00897D

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #178a58;
/* rgb */ color: rgb(23, 138, 88);
/* oklch */ color: oklch(56.1% 0.124 158.1);

Tailwind

colors: {
  custom: {
    50: '#6aad87',
    500: '#178a58',
    950: '#000000',
  },
}

SCSS

$custom: #178a58;
$custom-light: #6aad87;
$custom-dark: #000000;

JSON

{
  "hex": "#178a58",
  "rgb": {
    "r": 23,
    "g": 138,
    "b": 88
  },
  "hsl": {
    "h": 153.913,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56089,
    "c": 0.12416,
    "h": 158.1
  },
  "luminance": 0.19064
}

Semantic roles & 50–950 ramp

primary

#178A58

secondary

#BE3F76

accent

#3A88EE

background

#F6FAF8

surface

#ECF4EF

border

#C7CECA

text

#08100B

muted

#7A7F7C

Preview Lab

Preview with #178A58

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

Preview Lab → · Contrast checker → · Palette generator →