#175A4F#175A4F

#175A4F is a dark, moderate teal. Relative luminance 0.081; OKLCH L 42.3% C 0.068 H 179.5°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#175A4F
RGB	rgb(23, 90, 79)
HSL	hsl(170, 59%, 22%)
HSV	hsv(170, 74%, 35%)
CMYK	cmyk(74.4%, 0%, 12.2%, 64.7%)
CIE-LAB	lab(34.10, -23.51, 0.36)
CIE-LCH	lch(34.10, 23.52, 179.13°)
OKLab	oklab(42.34% -0.0679 0.0006)
OKLCH	oklch(42.34% 0.068 179.5)
XYZ	xyz(5.4201, 8.0584, 8.6654)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A4F #5A1722

analogous

#175A2E #175A4F #17445A

triadic

#175A4F #4F175A #5A4F17

tetradic

#175A4F #2E175A #5A1722 #445A17

square

#175A4F #2E175A #5A1722 #445A17

split-complementary

#175A4F #5A1744 #5A2E17

monochromatic

#061815 #0B2924 #175A4F #238B7A #30BBA5

Accessibility & contrast

On white

8.04

#175A4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#175A4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A4F

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A4F	#FFFFFF	#000000	##FFFFFF
##175A4F	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56544F

Deuteranopia (green-blind)

#4D4D50

Tritanopia (blue-blind)

#005C57

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #175a4f;
/* rgb */ color: rgb(23, 90, 79);
/* oklch */ color: oklch(42.3% 0.068 179.5);

Tailwind

colors: {
  custom: {
    50: '#5f8980',
    500: '#175a4f',
    950: '#000000',
  },
}

SCSS

$custom: #175a4f;
$custom-light: #5f8980;
$custom-dark: #000000;

JSON

{
  "hex": "#175a4f",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 79
  },
  "hsl": {
    "h": 170.149,
    "s": 59.292,
    "l": 22.157
  },
  "oklch": {
    "l": 0.42341,
    "c": 0.06791,
    "h": 179.5
  },
  "luminance": 0.08059
}

Semantic roles & 50–950 ramp

primary

#175A4F

secondary

#913C4A

accent

#455FE2

background

#F5F8F7

surface

#EAF0EE

border

#C6CBC9

text

#050B0A

muted

#797C7C

Preview Lab

Preview with #175A4F

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

Preview Lab → · Contrast checker → · Palette generator →