#175B66#175B66

#175B66 is a dark, moderate teal. Relative luminance 0.086; OKLCH L 43.5% C 0.067 H 210.8°. Best body text is #FFFFFF at 7.71:1 contrast (WCAG AA passes).

Color values

HEX	#175B66
RGB	rgb(23, 91, 102)
HSL	hsl(188, 63%, 25%)
HSV	hsv(188, 77%, 40%)
CMYK	cmyk(77.5%, 10.8%, 0%, 60%)
CIE-LAB	lab(35.25, -16.51, -12.32)
CIE-LCH	lch(35.25, 20.60, 216.73°)
OKLab	oklab(43.53% -0.0576 -0.0343)
OKLCH	oklch(43.53% 0.067 210.8)
XYZ	xyz(6.4917, 8.6229, 13.8900)
Luminance	0.0862 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175B66 #662217

analogous

#17664A #175B66 #173466

triadic

#175B66 #66175B #5B6617

tetradic

#175B66 #4A1766 #662217 #346617

square

#175B66 #4A1766 #662217 #346617

split-complementary

#175B66 #661734 #664A17

monochromatic

#061619 #0C2E34 #175B66 #228898 #2EB4CA

Accessibility & contrast

On white

7.71

#175B66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.72

#175B66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175B66

7.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175B66	#FFFFFF	#000000	##FFFFFF
##175B66	1.00	7.71	2.72	7.71
#FFFFFF	7.71	1.00	21.00	1.00
#000000	2.72	21.00	1.00	21.00
##FFFFFF	7.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525767

Deuteranopia (green-blind)

#474F66

Tritanopia (blue-blind)

#00605E

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #175b66;
/* rgb */ color: rgb(23, 91, 102);
/* oklch */ color: oklch(43.5% 0.067 210.8);

Tailwind

colors: {
  custom: {
    50: '#628991',
    500: '#175b66',
    950: '#000000',
  },
}

SCSS

$custom: #175b66;
$custom-light: #628991;
$custom-dark: #000000;

JSON

{
  "hex": "#175b66",
  "rgb": {
    "r": 23,
    "g": 91,
    "b": 102
  },
  "hsl": {
    "h": 188.354,
    "s": 63.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.43534,
    "c": 0.06706,
    "h": 210.8
  },
  "luminance": 0.08624
}

Semantic roles & 50–950 ramp

primary

#175B66

secondary

#9C4A3C

accent

#5842E6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060B0C

muted

#7A7C7D

Preview Lab

Preview with #175B66

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

Preview Lab → · Contrast checker → · Palette generator →