#173B36#173B36

#173B36 is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.4% C 0.042 H 183.3°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#173B36
RGB	rgb(23, 59, 54)
HSL	hsl(172, 44%, 16%)
HSV	hsv(172, 61%, 23%)
CMYK	cmyk(61%, 0%, 8.5%, 76.9%)
CIE-LAB	lab(22.22, -14.41, -0.83)
CIE-LCH	lch(22.22, 14.43, 183.31°)
OKLab	oklab(32.42% -0.0424 -0.0025)
OKLCH	oklch(32.42% 0.042 183.3)
XYZ	xyz(2.5829, 3.5762, 4.0435)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173B36 #3B171C

analogous

#173B24 #173B36 #172E3B

triadic

#173B36 #36173B #3B3617

tetradic

#173B36 #24173B #3B171C #2E3B17

square

#173B36 #24173B #3B171C #2E3B17

split-complementary

#173B36 #3B172E #3B2417

monochromatic

#091614 #091614 #173B36 #28675E #399387

Accessibility & contrast

On white

12.24

#173B36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#173B36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173B36

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173B36	#FFFFFF	#000000	##FFFFFF
##173B36	1.00	12.24	1.72	12.24
#FFFFFF	12.24	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383836

Deuteranopia (green-blind)

#323336

Tritanopia (blue-blind)

#033C39

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #173b36;
/* rgb */ color: rgb(23, 59, 54);
/* oklch */ color: oklch(32.4% 0.042 183.3);

Tailwind

colors: {
  custom: {
    50: '#58716c',
    500: '#173b36',
    950: '#000000',
  },
}

SCSS

$custom: #173b36;
$custom-light: #58716c;
$custom-dark: #000000;

JSON

{
  "hex": "#173b36",
  "rgb": {
    "r": 23,
    "g": 59,
    "b": 54
  },
  "hsl": {
    "h": 171.667,
    "s": 43.902,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32417,
    "c": 0.04248,
    "h": 183.3
  },
  "luminance": 0.03576
}

Semantic roles & 50–950 ramp

primary

#173B36

secondary

#723C44

accent

#5466D4

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030707

muted

#787A7A

Preview Lab

Preview with #173B36

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

Preview Lab → · Contrast checker → · Palette generator →