#175A66#175A66

#175A66 is a dark, moderate teal. Relative luminance 0.085; OKLCH L 43.3% C 0.067 H 212.3°. Best body text is #FFFFFF at 7.80:1 contrast (WCAG AA passes).

Color values

HEX	#175A66
RGB	rgb(23, 90, 102)
HSL	hsl(189, 63%, 25%)
HSV	hsv(189, 77%, 40%)
CMYK	cmyk(77.5%, 11.8%, 0%, 60%)
CIE-LAB	lab(34.91, -15.95, -12.84)
CIE-LCH	lch(34.91, 20.47, 218.83°)
OKLab	oklab(43.26% -0.0565 -0.0357)
OKLCH	oklch(43.26% 0.067 212.3)
XYZ	xyz(6.4068, 8.4530, 13.8617)
Luminance	0.0845 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A66 #662317

analogous

#17664B #175A66 #173366

triadic

#175A66 #66175A #5A6617

tetradic

#175A66 #4B1766 #662317 #336617

square

#175A66 #4B1766 #662317 #336617

split-complementary

#175A66 #661733 #664B17

monochromatic

#061619 #0C2E34 #175A66 #228698 #2EB2CA

Accessibility & contrast

On white

7.80

#175A66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#175A66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A66

7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A66	#FFFFFF	#000000	##FFFFFF
##175A66	1.00	7.80	2.69	7.80
#FFFFFF	7.80	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#515767

Deuteranopia (green-blind)

#464F66

Tritanopia (blue-blind)

#005F5E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #175a66;
/* rgb */ color: rgb(23, 90, 102);
/* oklch */ color: oklch(43.3% 0.067 212.3);

Tailwind

colors: {
  custom: {
    50: '#628991',
    500: '#175a66',
    950: '#000000',
  },
}

SCSS

$custom: #175a66;
$custom-light: #628991;
$custom-dark: #000000;

JSON

{
  "hex": "#175a66",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 102
  },
  "hsl": {
    "h": 189.114,
    "s": 63.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.43261,
    "c": 0.06688,
    "h": 212.3
  },
  "luminance": 0.08454
}

Semantic roles & 50–950 ramp

primary

#175A66

secondary

#9C4B3C

accent

#5B42E6

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#060B0C

muted

#7A7C7D

Preview Lab

Preview with #175A66

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

Preview Lab → · Contrast checker → · Palette generator →