#173D3E#173D3E

#173D3E is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.043 H 197.6°. Best body text is #FFFFFF at 11.84:1 contrast (WCAG AA passes).

Color values

HEX	#173D3E
RGB	rgb(23, 61, 62)
HSL	hsl(182, 46%, 17%)
HSV	hsv(182, 63%, 24%)
CMYK	cmyk(62.9%, 1.6%, 0%, 75.7%)
CIE-LAB	lab(23.23, -13.00, -4.70)
CIE-LCH	lch(23.23, 13.83, 199.87°)
OKLab	oklab(33.33% -0.0409 -0.013)
OKLCH	oklch(33.33% 0.043 197.6)
XYZ	xyz(2.8912, 3.8672, 5.1506)
Luminance	0.0387 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173D3E #3E1817

analogous

#173E2C #173D3E #172A3E

triadic

#173D3E #3E173D #3D3E17

tetradic

#173D3E #2C173E #3E1817 #2A3E17

square

#173D3E #2C173E #3E1817 #2A3E17

split-complementary

#173D3E #3E172A #3E2C17

monochromatic

#081616 #081616 #173D3E #28696B #389597

Accessibility & contrast

On white

11.84

#173D3E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#173D3E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173D3E

11.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173D3E	#FFFFFF	#000000	##FFFFFF
##173D3E	1.00	11.84	1.77	11.84
#FFFFFF	11.84	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393A3E

Deuteranopia (green-blind)

#32353E

Tritanopia (blue-blind)

#003F3D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #173d3e;
/* rgb */ color: rgb(23, 61, 62);
/* oklch */ color: oklch(33.3% 0.043 197.6);

Tailwind

colors: {
  custom: {
    50: '#597273',
    500: '#173d3e',
    950: '#000000',
  },
}

SCSS

$custom: #173d3e;
$custom-light: #597273;
$custom-dark: #000000;

JSON

{
  "hex": "#173d3e",
  "rgb": {
    "r": 23,
    "g": 61,
    "b": 62
  },
  "hsl": {
    "h": 181.538,
    "s": 45.882,
    "l": 16.667
  },
  "oklch": {
    "l": 0.33326,
    "c": 0.04288,
    "h": 197.6
  },
  "luminance": 0.03867
}

Semantic roles & 50–950 ramp

primary

#173D3E

secondary

#753D3C

accent

#5652D6

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#040808

muted

#797B7B

Preview Lab

Preview with #173D3E

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

Preview Lab → · Contrast checker → · Palette generator →