#178F5C#178F5C

#178F5C is a mid, vivid teal. Relative luminance 0.206; OKLCH L 57.6% C 0.127 H 158.5°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#178F5C
RGB	rgb(23, 143, 92)
HSL	hsl(155, 72%, 33%)
HSV	hsv(155, 84%, 56%)
CMYK	cmyk(83.9%, 0%, 35.7%, 43.9%)
CIE-LAB	lab(52.51, -43.72, 18.48)
CIE-LCH	lch(52.51, 47.46, 157.08°)
OKLab	oklab(57.56% -0.1183 0.0466)
OKLCH	oklch(57.56% 0.127 158.5)
XYZ	xyz(12.1063, 20.5983, 13.4609)
Luminance	0.2060 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178F5C #8F174A

analogous

#178F20 #178F5C #17868F

triadic

#178F5C #5C178F #8F5C17

tetradic

#178F5C #20178F #8F174A #868F17

square

#178F5C #20178F #8F174A #868F17

split-complementary

#178F5C #8F1786 #8F2017

monochromatic

#062618 #0F5A3A #178F5C #1FC47E #40E09C

Accessibility & contrast

On white

4.10

#178F5C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#178F5C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178F5C

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178F5C	#FFFFFF	#000000	##000000
##178F5C	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8359

Deuteranopia (green-blind)

#80795F

Tritanopia (blue-blind)

#008E82

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #178f5c;
/* rgb */ color: rgb(23, 143, 92);
/* oklch */ color: oklch(57.6% 0.127 158.5);

Tailwind

colors: {
  custom: {
    50: '#6bb18a',
    500: '#178f5c',
    950: '#000000',
  },
}

SCSS

$custom: #178f5c;
$custom-light: #6bb18a;
$custom-dark: #000000;

JSON

{
  "hex": "#178f5c",
  "rgb": {
    "r": 23,
    "g": 143,
    "b": 92
  },
  "hsl": {
    "h": 154.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.57556,
    "c": 0.12711,
    "h": 158.5
  },
  "luminance": 0.206
}

Semantic roles & 50–950 ramp

primary

#178F5C

secondary

#C14177

accent

#3986EF

background

#F7FBF8

surface

#EDF6F0

border

#C8D0CB

text

#08110C

muted

#7B807D

Preview Lab

Preview with #178F5C

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

Preview Lab → · Contrast checker → · Palette generator →