#175A4A#175A4A

#175A4A is a dark, moderate teal. Relative luminance 0.080; OKLCH L 42.2% C 0.071 H 173.3°. Best body text is #FFFFFF at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#175A4A
RGB	rgb(23, 90, 74)
HSL	hsl(166, 59%, 22%)
HSV	hsv(166, 74%, 35%)
CMYK	cmyk(74.4%, 0%, 17.8%, 64.7%)
CIE-LAB	lab(33.96, -24.98, 3.28)
CIE-LCH	lch(33.96, 25.20, 172.53°)
OKLab	oklab(42.17% -0.0706 0.0083)
OKLCH	oklch(42.17% 0.071 173.3)
XYZ	xyz(5.2449, 7.9883, 7.7427)
Luminance	0.0799 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A4A #5A1727

analogous

#175A29 #175A4A #17495A

triadic

#175A4A #4A175A #5A4A17

tetradic

#175A4A #29175A #5A1727 #495A17

square

#175A4A #29175A #5A1727 #495A17

split-complementary

#175A4A #5A1749 #5A2917

monochromatic

#061814 #0B2922 #175A4A #238B72 #30BB9A

Accessibility & contrast

On white

8.08

#175A4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#175A4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A4A

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A4A	#FFFFFF	#000000	##FFFFFF
##175A4A	1.00	8.08	2.60	8.08
#FFFFFF	8.08	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575449

Deuteranopia (green-blind)

#4E4D4B

Tritanopia (blue-blind)

#005B55

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #175a4a;
/* rgb */ color: rgb(23, 90, 74);
/* oklch */ color: oklch(42.2% 0.071 173.3);

Tailwind

colors: {
  custom: {
    50: '#5f897c',
    500: '#175a4a',
    950: '#000000',
  },
}

SCSS

$custom: #175a4a;
$custom-light: #5f897c;
$custom-dark: #000000;

JSON

{
  "hex": "#175a4a",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 74
  },
  "hsl": {
    "h": 165.672,
    "s": 59.292,
    "l": 22.157
  },
  "oklch": {
    "l": 0.42174,
    "c": 0.07105,
    "h": 173.3
  },
  "luminance": 0.07989
}

Semantic roles & 50–950 ramp

primary

#175A4A

secondary

#913C50

accent

#456BE2

background

#F5F8F7

surface

#EAF0EE

border

#C6CBC9

text

#050B09

muted

#797C7B

Preview Lab

Preview with #175A4A

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

Preview Lab → · Contrast checker → · Palette generator →