#178571#178571

#178571 is a mid, moderate teal. Relative luminance 0.181; OKLCH L 55.4% C 0.098 H 176.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#178571
RGB	rgb(23, 133, 113)
HSL	hsl(169, 71%, 31%)
HSV	hsv(169, 83%, 52%)
CMYK	cmyk(82.7%, 0%, 15%, 47.8%)
CIE-LAB	lab(49.68, -34.22, 2.45)
CIE-LCH	lch(49.68, 34.30, 175.90°)
OKLab	oklab(55.39% -0.0975 0.006)
OKLCH	oklch(55.39% 0.098 176.5)
XYZ	xyz(11.7200, 18.1480, 18.5048)
Luminance	0.1815 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178571 #85172B

analogous

#17853A #178571 #176285

triadic

#178571 #711785 #857117

tetradic

#178571 #3A1785 #85172B #628517

square

#178571 #3A1785 #85172B #628517

split-complementary

#178571 #851762 #853A17

monochromatic

#051D18 #0E5145 #178571 #20B99D #3ADDBF

Accessibility & contrast

On white

4.54

#178571 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#178571 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178571

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178571	#FFFFFF	#000000	##000000
##178571	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#807C70

Deuteranopia (green-blind)

#727273

Tritanopia (blue-blind)

#00877F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #178571;
/* rgb */ color: rgb(23, 133, 113);
/* oklch */ color: oklch(55.4% 0.098 176.5);

Tailwind

colors: {
  custom: {
    50: '#6aa999',
    500: '#178571',
    950: '#000000',
  },
}

SCSS

$custom: #178571;
$custom-light: #6aa999;
$custom-dark: #000000;

JSON

{
  "hex": "#178571",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 113
  },
  "hsl": {
    "h": 169.091,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.55389,
    "c": 0.09764,
    "h": 176.5
  },
  "luminance": 0.18149
}

Semantic roles & 50–950 ramp

primary

#178571

secondary

#B93F55

accent

#3B5BED

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#08100E

muted

#7A7F7E

Preview Lab

Preview with #178571

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

Preview Lab → · Contrast checker → · Palette generator →