#173D3C#173D3C

#173D3C is a dark, muted teal. Relative luminance 0.038; OKLCH L 33.2% C 0.043 H 192.9°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#173D3C
RGB	rgb(23, 61, 60)
HSL	hsl(178, 45%, 16%)
HSV	hsv(178, 62%, 24%)
CMYK	cmyk(62.3%, 0%, 1.6%, 76.1%)
CIE-LAB	lab(23.15, -13.66, -3.47)
CIE-LCH	lch(23.15, 14.10, 194.25°)
OKLab	oklab(33.24% -0.0419 -0.0096)
OKLCH	oklch(33.24% 0.043 192.9)
XYZ	xyz(2.8374, 3.8456, 4.8668)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173D3C #3D1718

analogous

#173D29 #173D3C #172B3D

triadic

#173D3C #3C173D #3D3C17

tetradic

#173D3C #29173D #3D1718 #2B3D17

square

#173D3C #29173D #3D1718 #2B3D17

split-complementary

#173D3C #3D172B #3D2917

monochromatic

#081616 #081616 #173D3C #286968 #399693

Accessibility & contrast

On white

11.87

#173D3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#173D3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173D3C

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173D3C	#FFFFFF	#000000	##FFFFFF
##173D3C	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#393A3C

Deuteranopia (green-blind)

#33353C

Tritanopia (blue-blind)

#003F3D

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #173d3c;
/* rgb */ color: rgb(23, 61, 60);
/* oklch */ color: oklch(33.2% 0.043 192.9);

Tailwind

colors: {
  custom: {
    50: '#597271',
    500: '#173d3c',
    950: '#000000',
  },
}

SCSS

$custom: #173d3c;
$custom-light: #597271;
$custom-dark: #000000;

JSON

{
  "hex": "#173d3c",
  "rgb": {
    "r": 23,
    "g": 61,
    "b": 60
  },
  "hsl": {
    "h": 178.421,
    "s": 45.238,
    "l": 16.471
  },
  "oklch": {
    "l": 0.33243,
    "c": 0.04299,
    "h": 192.9
  },
  "luminance": 0.03846
}

Semantic roles & 50–950 ramp

primary

#173D3C

secondary

#743C3E

accent

#5356D5

background

#F5F6F6

surface

#E9ECEC

border

#C5C7C7

text

#040807

muted

#797B7A

Preview Lab

Preview with #173D3C

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

Preview Lab → · Contrast checker → · Palette generator →