#175B59#175B59

#175B59 is a dark, moderate teal. Relative luminance 0.084; OKLCH L 43.0% C 0.065 H 192.1°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#175B59
RGB	rgb(23, 91, 89)
HSL	hsl(178, 60%, 22%)
HSV	hsv(178, 75%, 36%)
CMYK	cmyk(74.7%, 0%, 2.2%, 64.3%)
CIE-LAB	lab(34.77, -20.91, -4.92)
CIE-LCH	lch(34.77, 21.48, 193.24°)
OKLab	oklab(42.99% -0.0639 -0.0137)
OKLCH	oklch(42.99% 0.065 192.1)
XYZ	xyz(5.8968, 8.3849, 10.7569)
Luminance	0.0839 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175B59 #5B1719

analogous

#175B37 #175B59 #173B5B

triadic

#175B59 #59175B #5B5917

tetradic

#175B59 #37175B #5B1719 #3B5B17

square

#175B59 #37175B #5B1719 #3B5B17

split-complementary

#175B59 #5B173B #5B3717

monochromatic

#061818 #0B2A29 #175B59 #238C89 #30BDB9

Accessibility & contrast

On white

7.84

#175B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#175B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175B59

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175B59	#FFFFFF	#000000	##FFFFFF
##175B59	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555659

Deuteranopia (green-blind)

#4B4F5A

Tritanopia (blue-blind)

#005E5A

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #175b59;
/* rgb */ color: rgb(23, 91, 89);
/* oklch */ color: oklch(43.0% 0.065 192.1);

Tailwind

colors: {
  custom: {
    50: '#608a87',
    500: '#175b59',
    950: '#000000',
  },
}

SCSS

$custom: #175b59;
$custom-light: #608a87;
$custom-dark: #000000;

JSON

{
  "hex": "#175b59",
  "rgb": {
    "r": 23,
    "g": 91,
    "b": 89
  },
  "hsl": {
    "h": 178.235,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.42991,
    "c": 0.06536,
    "h": 192.1
  },
  "luminance": 0.08386
}

Semantic roles & 50–950 ramp

primary

#175B59

secondary

#923C3E

accent

#454AE3

background

#F6F8F8

surface

#EBF0EF

border

#C6CBCA

text

#050B0B

muted

#7A7C7C

Preview Lab

Preview with #175B59

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

Preview Lab → · Contrast checker → · Palette generator →