#173C2A#173C2A

#173C2A is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.3% C 0.054 H 160.0°. Best body text is #FFFFFF at 12.24:1 contrast (WCAG AA passes).

Color values

HEX	#173C2A
RGB	rgb(23, 60, 42)
HSL	hsl(151, 45%, 16%)
HSV	hsv(151, 62%, 24%)
CMYK	cmyk(61.7%, 0%, 30%, 76.5%)
CIE-LAB	lab(22.23, -18.38, 7.20)
CIE-LCH	lch(22.23, 19.74, 158.60°)
OKLab	oklab(32.31% -0.0505 0.0184)
OKLCH	oklch(32.31% 0.054 160)
XYZ	xyz(2.3869, 3.5808, 2.7554)
Luminance	0.0358 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173C2A #3C1729

analogous

#173C18 #173C2A #173C3C

triadic

#173C2A #2A173C #3C2A17

tetradic

#173C2A #18173C #3C1729 #3C3C17

square

#173C2A #18173C #3C1729 #3C3C17

split-complementary

#173C2A #3C173C #3C1817

monochromatic

#08160F #08160F #173C2A #286849 #399468

Accessibility & contrast

On white

12.24

#173C2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#173C2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173C2A

12.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173C2A	#FFFFFF	#000000	##FFFFFF
##173C2A	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)

#3B3729

Deuteranopia (green-blind)

#36342B

Tritanopia (blue-blind)

#0A3C37

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #173c2a;
/* rgb */ color: rgb(23, 60, 42);
/* oklch */ color: oklch(32.3% 0.054 160.0);

Tailwind

colors: {
  custom: {
    50: '#587263',
    500: '#173c2a',
    950: '#000000',
  },
}

SCSS

$custom: #173c2a;
$custom-light: #587263;
$custom-dark: #000000;

JSON

{
  "hex": "#173c2a",
  "rgb": {
    "r": 23,
    "g": 60,
    "b": 42
  },
  "hsl": {
    "h": 150.811,
    "s": 44.578,
    "l": 16.275
  },
  "oklch": {
    "l": 0.32314,
    "c": 0.05375,
    "h": 160
  },
  "luminance": 0.03581
}

Semantic roles & 50–950 ramp

primary

#173C2A

secondary

#733C57

accent

#5492D4

background

#F5F6F5

surface

#E9ECEA

border

#C5C7C6

text

#030805

muted

#787B79

Preview Lab

Preview with #173C2A

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

Preview Lab → · Contrast checker → · Palette generator →