#173F2D#173F2D

#173F2D is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.056 H 161.6°. Best body text is #FFFFFF at 11.76:1 contrast (WCAG AA passes).

Color values

HEX	#173F2D
RGB	rgb(23, 63, 45)
HSL	hsl(153, 47%, 17%)
HSV	hsv(153, 63%, 25%)
CMYK	cmyk(63.5%, 0%, 28.6%, 75.3%)
CIE-LAB	lab(23.43, -19.20, 6.89)
CIE-LCH	lch(23.43, 20.40, 160.27°)
OKLab	oklab(33.31% -0.0529 0.0176)
OKLCH	oklch(33.31% 0.056 161.6)
XYZ	xyz(2.6043, 3.9264, 3.1027)
Luminance	0.0393 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173F2D #3F1729

analogous

#173F19 #173F2D #173D3F

triadic

#173F2D #2D173F #3F2D17

tetradic

#173F2D #19173F #3F1729 #3D3F17

square

#173F2D #19173F #3F1729 #3D3F17

split-complementary

#173F2D #3F173D #3F1917

monochromatic

#081610 #081610 #173F2D #276C4D #38996D

Accessibility & contrast

On white

11.76

#173F2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#173F2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173F2D

11.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173F2D	#FFFFFF	#000000	##FFFFFF
##173F2D	1.00	11.76	1.79	11.76
#FFFFFF	11.76	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3A2C

Deuteranopia (green-blind)

#38362E

Tritanopia (blue-blind)

#073F3A

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #173f2d;
/* rgb */ color: rgb(23, 63, 45);
/* oklch */ color: oklch(33.3% 0.056 161.6);

Tailwind

colors: {
  custom: {
    50: '#587465',
    500: '#173f2d',
    950: '#000000',
  },
}

SCSS

$custom: #173f2d;
$custom-light: #587465;
$custom-dark: #000000;

JSON

{
  "hex": "#173f2d",
  "rgb": {
    "r": 23,
    "g": 63,
    "b": 45
  },
  "hsl": {
    "h": 153,
    "s": 46.512,
    "l": 16.863
  },
  "oklch": {
    "l": 0.33312,
    "c": 0.05573,
    "h": 161.6
  },
  "luminance": 0.03927
}

Semantic roles & 50–950 ramp

primary

#173F2D

secondary

#763C56

accent

#528DD6

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#030805

muted

#787B7A

Preview Lab

Preview with #173F2D

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

Preview Lab → · Contrast checker → · Palette generator →