#173C2B#173C2B

#173C2B is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.3% C 0.053 H 161.4°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#173C2B
RGB	rgb(23, 60, 43)
HSL	hsl(152, 45%, 16%)
HSV	hsv(152, 62%, 24%)
CMYK	cmyk(61.7%, 0%, 28.3%, 76.5%)
CIE-LAB	lab(22.26, -18.12, 6.58)
CIE-LCH	lch(22.26, 19.28, 160.06°)
OKLab	oklab(32.34% -0.0499 0.0168)
OKLCH	oklch(32.34% 0.053 161.4)
XYZ	xyz(2.4050, 3.5881, 2.8509)
Luminance	0.0359 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173C2B #3C1728

analogous

#173C19 #173C2B #173B3C

triadic

#173C2B #2B173C #3C2B17

tetradic

#173C2B #19173C #3C1728 #3B3C17

square

#173C2B #19173C #3C1728 #3B3C17

split-complementary

#173C2B #3C173B #3C1917

monochromatic

#081610 #081610 #173C2B #28684B #39946A

Accessibility & contrast

On white

12.23

#173C2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#173C2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173C2B

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173C2B	#FFFFFF	#000000	##FFFFFF
##173C2B	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B382A

Deuteranopia (green-blind)

#36342C

Tritanopia (blue-blind)

#0A3C37

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #173c2b;
/* rgb */ color: rgb(23, 60, 43);
/* oklch */ color: oklch(32.3% 0.053 161.4);

Tailwind

colors: {
  custom: {
    50: '#587264',
    500: '#173c2b',
    950: '#000000',
  },
}

SCSS

$custom: #173c2b;
$custom-light: #587264;
$custom-dark: #000000;

JSON

{
  "hex": "#173c2b",
  "rgb": {
    "r": 23,
    "g": 60,
    "b": 43
  },
  "hsl": {
    "h": 152.432,
    "s": 44.578,
    "l": 16.275
  },
  "oklch": {
    "l": 0.32343,
    "c": 0.05269,
    "h": 161.4
  },
  "luminance": 0.03588
}

Semantic roles & 50–950 ramp

primary

#173C2B

secondary

#733C55

accent

#548FD4

background

#F5F6F5

surface

#E9ECEA

border

#C5C7C6

text

#030805

muted

#787B79

Preview Lab

Preview with #173C2B

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

Preview Lab → · Contrast checker → · Palette generator →