#173D3A#173D3A

#173D3A is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.2% C 0.043 H 188.3°. Best body text is #FFFFFF at 11.90:1 contrast (WCAG AA passes).

Color values

HEX	#173D3A
RGB	rgb(23, 61, 58)
HSL	hsl(175, 45%, 16%)
HSV	hsv(175, 62%, 24%)
CMYK	cmyk(62.3%, 0%, 4.9%, 76.1%)
CIE-LAB	lab(23.08, -14.31, -2.24)
CIE-LCH	lch(23.08, 14.48, 188.89°)
OKLab	oklab(33.16% -0.043 -0.0063)
OKLCH	oklch(33.16% 0.043 188.3)
XYZ	xyz(2.7855, 3.8249, 4.5936)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173D3A #3D171A

analogous

#173D27 #173D3A #172D3D

triadic

#173D3A #3A173D #3D3A17

tetradic

#173D3A #27173D #3D171A #2D3D17

square

#173D3A #27173D #3D171A #2D3D17

split-complementary

#173D3A #3D172D #3D2717

monochromatic

#081615 #081615 #173D3A #286964 #39968F

Accessibility & contrast

On white

11.90

#173D3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#173D3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173D3A

11.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173D3A	#FFFFFF	#000000	##FFFFFF
##173D3A	1.00	11.90	1.77	11.90
#FFFFFF	11.90	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3A3A

Deuteranopia (green-blind)

#33353A

Tritanopia (blue-blind)

#003F3C

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #173d3a;
/* rgb */ color: rgb(23, 61, 58);
/* oklch */ color: oklch(33.2% 0.043 188.3);

Tailwind

colors: {
  custom: {
    50: '#597270',
    500: '#173d3a',
    950: '#000000',
  },
}

SCSS

$custom: #173d3a;
$custom-light: #597270;
$custom-dark: #000000;

JSON

{
  "hex": "#173d3a",
  "rgb": {
    "r": 23,
    "g": 61,
    "b": 58
  },
  "hsl": {
    "h": 175.263,
    "s": 45.238,
    "l": 16.471
  },
  "oklch": {
    "l": 0.33163,
    "c": 0.04342,
    "h": 188.3
  },
  "luminance": 0.03825
}

Semantic roles & 50–950 ramp

primary

#173D3A

secondary

#743C40

accent

#535DD5

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#040807

muted

#797B7A

Preview Lab

Preview with #173D3A

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

Preview Lab → · Contrast checker → · Palette generator →