#178573#178573

#178573 is a mid, moderate teal. Relative luminance 0.182; OKLCH L 55.5% C 0.097 H 178.2°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#178573
RGB	rgb(23, 133, 115)
HSL	hsl(170, 71%, 31%)
HSV	hsv(170, 83%, 52%)
CMYK	cmyk(82.7%, 0%, 13.5%, 47.8%)
CIE-LAB	lab(49.73, -33.65, 1.36)
CIE-LCH	lch(49.73, 33.68, 177.68°)
OKLab	oklab(55.45% -0.0965 0.0031)
OKLCH	oklch(55.45% 0.097 178.2)
XYZ	xyz(11.8338, 18.1935, 19.1043)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#178573 #851729

analogous

#17853C #178573 #176085

triadic

#178573 #731785 #857317

tetradic

#178573 #3C1785 #851729 #608517

square

#178573 #3C1785 #851729 #608517

split-complementary

#178573 #851760 #853C17

monochromatic

#051D19 #0E5146 #178573 #20B9A0 #3ADDC2

Accessibility & contrast

On white

4.53

#178573 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#178573 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #178573

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##178573	#FFFFFF	#000000	##000000
##178573	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7C72

Deuteranopia (green-blind)

#717274

Tritanopia (blue-blind)

#008780

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #178573;
/* rgb */ color: rgb(23, 133, 115);
/* oklch */ color: oklch(55.5% 0.097 178.2);

Tailwind

colors: {
  custom: {
    50: '#6aa99b',
    500: '#178573',
    950: '#000000',
  },
}

SCSS

$custom: #178573;
$custom-light: #6aa99b;
$custom-dark: #000000;

JSON

{
  "hex": "#178573",
  "rgb": {
    "r": 23,
    "g": 133,
    "b": 115
  },
  "hsl": {
    "h": 170.182,
    "s": 70.513,
    "l": 30.588
  },
  "oklch": {
    "l": 0.55452,
    "c": 0.09651,
    "h": 178.2
  },
  "luminance": 0.18195
}

Semantic roles & 50–950 ramp

primary

#178573

secondary

#B93F53

accent

#3B58ED

background

#F6FAF9

surface

#ECF4F2

border

#C7CECC

text

#08100E

muted

#7A7F7E

Preview Lab

Preview with #178573

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

Preview Lab → · Contrast checker → · Palette generator →