#175B58#175B58

#175B58 is a dark, moderate teal. Relative luminance 0.084; OKLCH L 43.0% C 0.066 H 190.7°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#175B58
RGB	rgb(23, 91, 88)
HSL	hsl(177, 60%, 22%)
HSV	hsv(177, 75%, 36%)
CMYK	cmyk(74.7%, 0%, 3.3%, 64.3%)
CIE-LAB	lab(34.74, -21.23, -4.34)
CIE-LCH	lch(34.74, 21.67, 191.56°)
OKLab	oklab(42.95% -0.0644 -0.0121)
OKLCH	oklch(42.95% 0.066 190.7)
XYZ	xyz(5.8551, 8.3682, 10.5373)
Luminance	0.0837 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175B58 #5B171A

analogous

#175B36 #175B58 #173C5B

triadic

#175B58 #58175B #5B5817

tetradic

#175B58 #36175B #5B171A #3C5B17

square

#175B58 #36175B #5B171A #3C5B17

split-complementary

#175B58 #5B173C #5B3617

monochromatic

#061818 #0B2A29 #175B58 #238C87 #30BDB6

Accessibility & contrast

On white

7.85

#175B58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#175B58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175B58

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175B58	#FFFFFF	#000000	##FFFFFF
##175B58	1.00	7.85	2.67	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555658

Deuteranopia (green-blind)

#4B4F59

Tritanopia (blue-blind)

#005E5A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #175b58;
/* rgb */ color: rgb(23, 91, 88);
/* oklch */ color: oklch(43.0% 0.066 190.7);

Tailwind

colors: {
  custom: {
    50: '#608a87',
    500: '#175b58',
    950: '#000000',
  },
}

SCSS

$custom: #175b58;
$custom-light: #608a87;
$custom-dark: #000000;

JSON

{
  "hex": "#175b58",
  "rgb": {
    "r": 23,
    "g": 91,
    "b": 88
  },
  "hsl": {
    "h": 177.353,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.42952,
    "c": 0.06554,
    "h": 190.7
  },
  "luminance": 0.08369
}

Semantic roles & 50–950 ramp

primary

#175B58

secondary

#923C40

accent

#454CE3

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#050B0B

muted

#7A7C7C

Preview Lab

Preview with #175B58

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

Preview Lab → · Contrast checker → · Palette generator →