#178C55#178C55

#178C55 is a mid, vivid teal. Relative luminance 0.196; OKLCH L 56.6% C 0.130 H 156.3°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#178C55
RGB	rgb(23, 140, 85)
HSL	hsl(152, 72%, 32%)
HSV	hsv(152, 84%, 55%)
CMYK	cmyk(83.6%, 0%, 39.3%, 45.1%)
CIE-LAB	lab(51.37, -44.04, 20.88)
CIE-LCH	lch(51.37, 48.74, 154.64°)
OKLab	oklab(56.58% -0.1187 0.0522)
OKLCH	oklch(56.58% 0.13 156.3)
XYZ	xyz(11.3700, 19.5928, 11.7751)
Luminance	0.1959 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178C55 #8C174E

analogous

#178C1B #178C55 #17898C

triadic

#178C55 #55178C #8C5517

tetradic

#178C55 #1B178C #8C174E #898C17

square

#178C55 #1B178C #8C174E #898C17

split-complementary

#178C55 #8C1789 #8C1B17

monochromatic

#062315 #0E5735 #178C55 #20C175 #3EDF94

Accessibility & contrast

On white

4.27

#178C55 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#178C55 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178C55

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178C55	#FFFFFF	#000000	##000000
##178C55	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B8051

Deuteranopia (green-blind)

#7E7759

Tritanopia (blue-blind)

#008B7E

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #178c55;
/* rgb */ color: rgb(23, 140, 85);
/* oklch */ color: oklch(56.6% 0.130 156.3);

Tailwind

colors: {
  custom: {
    50: '#6baf85',
    500: '#178c55',
    950: '#000000',
  },
}

SCSS

$custom: #178c55;
$custom-light: #6baf85;
$custom-dark: #000000;

JSON

{
  "hex": "#178c55",
  "rgb": {
    "r": 23,
    "g": 140,
    "b": 85
  },
  "hsl": {
    "h": 151.795,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.56577,
    "c": 0.1297,
    "h": 156.3
  },
  "luminance": 0.19594
}

Semantic roles & 50–950 ramp

primary

#178C55

secondary

#BF3F7C

accent

#398EEF

background

#F6FAF8

surface

#ECF4EF

border

#C7CECA

text

#08100B

muted

#7A7F7C

Preview Lab

Preview with #178C55

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

Preview Lab → · Contrast checker → · Palette generator →