#175B39#175B39

#175B39 is a dark, moderate teal. Relative luminance 0.080; OKLCH L 42.0% C 0.088 H 156.9°. Best body text is #FFFFFF at 8.10:1 contrast (WCAG AA passes).

Color values

HEX	#175B39
RGB	rgb(23, 91, 57)
HSL	hsl(150, 60%, 22%)
HSV	hsv(150, 75%, 36%)
CMYK	cmyk(74.7%, 0%, 37.4%, 64.3%)
CIE-LAB	lab(33.90, -29.85, 13.69)
CIE-LCH	lch(33.90, 32.84, 155.35°)
OKLab	oklab(41.99% -0.0809 0.0345)
OKLCH	oklch(41.99% 0.088 156.9)
XYZ	xyz(4.8325, 7.9592, 5.1517)
Luminance	0.0796 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175B39 #5B1739

analogous

#175B17 #175B39 #175B5B

triadic

#175B39 #39175B #5B3917

tetradic

#175B39 #17175B #5B1739 #5B5B17

square

#175B39 #17175B #5B1739 #5B5B17

split-complementary

#175B39 #5B175B #5B1717

monochromatic

#06180F #0B2A1A #175B39 #238C58 #30BD76

Accessibility & contrast

On white

8.10

#175B39 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#175B39 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175B39

8.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175B39	#FFFFFF	#000000	##FFFFFF
##175B39	1.00	8.10	2.59	8.10
#FFFFFF	8.10	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5337

Deuteranopia (green-blind)

#524D3B

Tritanopia (blue-blind)

#005A52

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #175b39;
/* rgb */ color: rgb(23, 91, 57);
/* oklch */ color: oklch(42.0% 0.088 156.9);

Tailwind

colors: {
  custom: {
    50: '#5f8a6f',
    500: '#175b39',
    950: '#000000',
  },
}

SCSS

$custom: #175b39;
$custom-light: #5f8a6f;
$custom-dark: #000000;

JSON

{
  "hex": "#175b39",
  "rgb": {
    "r": 23,
    "g": 91,
    "b": 57
  },
  "hsl": {
    "h": 150,
    "s": 59.649,
    "l": 22.353
  },
  "oklch": {
    "l": 0.41987,
    "c": 0.08793,
    "h": 156.9
  },
  "luminance": 0.0796
}

Semantic roles & 50–950 ramp

primary

#175B39

secondary

#923C67

accent

#4594E3

background

#F5F8F6

surface

#EAF0EC

border

#C6CBC7

text

#050C07

muted

#797D7A

Preview Lab

Preview with #175B39

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

Preview Lab → · Contrast checker → · Palette generator →