#173E37#173E37

#173E37 is a dark, muted teal. Relative luminance 0.039; OKLCH L 33.3% C 0.046 H 179.8°. Best body text is #FFFFFF at 11.79:1 contrast (WCAG AA passes).

Color values

HEX	#173E37
RGB	rgb(23, 62, 55)
HSL	hsl(169, 46%, 17%)
HSV	hsv(169, 63%, 24%)
CMYK	cmyk(62.9%, 0%, 11.3%, 75.7%)
CIE-LAB	lab(23.35, -15.82, 0.15)
CIE-LCH	lch(23.35, 15.82, 179.45°)
OKLab	oklab(33.34% -0.0459 0.0001)
OKLCH	oklch(33.34% 0.046 179.8)
XYZ	xyz(2.7653, 3.9030, 4.2213)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173E37 #3E171E

analogous

#173E24 #173E37 #17323E

triadic

#173E37 #37173E #3E3717

tetradic

#173E37 #24173E #3E171E #323E17

square

#173E37 #24173E #3E171E #323E17

split-complementary

#173E37 #3E1732 #3E2417

monochromatic

#081614 #081614 #173E37 #286B5F #389786

Accessibility & contrast

On white

11.79

#173E37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#173E37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173E37

11.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173E37	#FFFFFF	#000000	##FFFFFF
##173E37	1.00	11.79	1.78	11.79
#FFFFFF	11.79	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B3A37

Deuteranopia (green-blind)

#353638

Tritanopia (blue-blind)

#013F3C

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #173e37;
/* rgb */ color: rgb(23, 62, 55);
/* oklch */ color: oklch(33.3% 0.046 179.8);

Tailwind

colors: {
  custom: {
    50: '#59736d',
    500: '#173e37',
    950: '#000000',
  },
}

SCSS

$custom: #173e37;
$custom-light: #59736d;
$custom-dark: #000000;

JSON

{
  "hex": "#173e37",
  "rgb": {
    "r": 23,
    "g": 62,
    "b": 55
  },
  "hsl": {
    "h": 169.231,
    "s": 45.882,
    "l": 16.667
  },
  "oklch": {
    "l": 0.33344,
    "c": 0.04594,
    "h": 179.8
  },
  "luminance": 0.03903
}

Semantic roles & 50–950 ramp

primary

#173E37

secondary

#753C46

accent

#526AD6

background

#F5F7F6

surface

#E9EDEB

border

#C5C8C6

text

#040807

muted

#797B7A

Preview Lab

Preview with #173E37

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

Preview Lab → · Contrast checker → · Palette generator →