#178A5E#178A5E

#178A5E is a mid, moderate teal. Relative luminance 0.192; OKLCH L 56.2% C 0.119 H 161.1°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#178A5E
RGB	rgb(23, 138, 94)
HSL	hsl(157, 71%, 32%)
HSV	hsv(157, 83%, 54%)
CMYK	cmyk(83.3%, 0%, 31.9%, 45.9%)
CIE-LAB	lab(50.88, -41.26, 15.13)
CIE-LCH	lch(50.88, 43.95, 159.86°)
OKLab	oklab(56.23% -0.1122 0.0384)
OKLCH	oklch(56.23% 0.119 161.1)
XYZ	xyz(11.4610, 19.1658, 13.6828)
Luminance	0.1917 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178A5E #8A1743

analogous

#178A24 #178A5E #177D8A

triadic

#178A5E #5E178A #8A5E17

tetradic

#178A5E #24178A #8A1743 #7D8A17

square

#178A5E #24178A #8A1743 #7D8A17

split-complementary

#178A5E #8A177D #8A2417

monochromatic

#062117 #0E563A #178A5E #20BE82 #3DDFA1

Accessibility & contrast

On white

4.34

#178A5E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#178A5E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178A5E

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178A5E	#FFFFFF	#000000	##000000
##178A5E	1.00	4.34	4.83	4.83
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#887F5B

Deuteranopia (green-blind)

#7B7561

Tritanopia (blue-blind)

#008A7E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #178a5e;
/* rgb */ color: rgb(23, 138, 94);
/* oklch */ color: oklch(56.2% 0.119 161.1);

Tailwind

colors: {
  custom: {
    50: '#6aad8c',
    500: '#178a5e',
    950: '#000000',
  },
}

SCSS

$custom: #178a5e;
$custom-light: #6aad8c;
$custom-dark: #000000;

JSON

{
  "hex": "#178a5e",
  "rgb": {
    "r": 23,
    "g": 138,
    "b": 94
  },
  "hsl": {
    "h": 157.043,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.56229,
    "c": 0.11861,
    "h": 161.1
  },
  "luminance": 0.19167
}

Semantic roles & 50–950 ramp

primary

#178A5E

secondary

#BE3F70

accent

#3A7FEE

background

#F6FAF8

surface

#ECF4F0

border

#C7CECB

text

#08100C

muted

#7A7F7D

Preview Lab

Preview with #178A5E

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

Preview Lab → · Contrast checker → · Palette generator →