#173A2F#173A2F

#173A2F is a dark, muted teal. Relative luminance 0.034; OKLCH L 31.9% C 0.046 H 170.3°. Best body text is #FFFFFF at 12.48:1 contrast (WCAG AA passes).

Color values

HEX	#173A2F
RGB	rgb(23, 58, 47)
HSL	hsl(161, 43%, 16%)
HSV	hsv(161, 60%, 23%)
CMYK	cmyk(60.3%, 0%, 19%, 77.3%)
CIE-LAB	lab(21.63, -15.93, 3.01)
CIE-LCH	lch(21.63, 16.21, 169.28°)
OKLab	oklab(31.87% -0.0449 0.0077)
OKLCH	oklch(31.87% 0.046 170.3)
XYZ	xyz(2.3793, 3.4133, 3.2222)
Luminance	0.0341 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173A2F #3A1722

analogous

#173A1D #173A2F #17333A

triadic

#173A2F #2F173A #3A2F17

tetradic

#173A2F #1D173A #3A1722 #333A17

square

#173A2F #1D173A #3A1722 #333A17

split-complementary

#173A2F #3A1733 #3A1D17

monochromatic

#091612 #091612 #173A2F #286653 #3A9276

Accessibility & contrast

On white

12.48

#173A2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#173A2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173A2F

12.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173A2F	#FFFFFF	#000000	##FFFFFF
##173A2F	1.00	12.48	1.68	12.48
#FFFFFF	12.48	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#38362E

Deuteranopia (green-blind)

#333230

Tritanopia (blue-blind)

#083A37

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #173a2f;
/* rgb */ color: rgb(23, 58, 47);
/* oklch */ color: oklch(31.9% 0.046 170.3);

Tailwind

colors: {
  custom: {
    50: '#577067',
    500: '#173a2f',
    950: '#000000',
  },
}

SCSS

$custom: #173a2f;
$custom-light: #577067;
$custom-dark: #000000;

JSON

{
  "hex": "#173a2f",
  "rgb": {
    "r": 23,
    "g": 58,
    "b": 47
  },
  "hsl": {
    "h": 161.143,
    "s": 43.21,
    "l": 15.882
  },
  "oklch": {
    "l": 0.31866,
    "c": 0.04557,
    "h": 170.3
  },
  "luminance": 0.03414
}

Semantic roles & 50–950 ramp

primary

#173A2F

secondary

#713C4D

accent

#557CD3

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030706

muted

#787A7A

Preview Lab

Preview with #173A2F

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

Preview Lab → · Contrast checker → · Palette generator →