#173C33#173C33

#173C33 is a dark, muted teal. Relative luminance 0.037; OKLCH L 32.6% C 0.046 H 175.1°. Best body text is #FFFFFF at 12.13:1 contrast (WCAG AA passes).

Color values

HEX	#173C33
RGB	rgb(23, 60, 51)
HSL	hsl(165, 45%, 16%)
HSV	hsv(165, 62%, 24%)
CMYK	cmyk(61.7%, 0%, 15%, 76.5%)
CIE-LAB	lab(22.49, -15.89, 1.57)
CIE-LCH	lch(22.49, 15.97, 174.35°)
OKLab	oklab(32.6% -0.0454 0.0039)
OKLCH	oklch(32.6% 0.046 175.1)
XYZ	xyz(2.5665, 3.6527, 3.7011)
Luminance	0.0365 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173C33 #3C1720

analogous

#173C21 #173C33 #17333C

triadic

#173C33 #33173C #3C3317

tetradic

#173C33 #21173C #3C1720 #333C17

square

#173C33 #21173C #3C1720 #333C17

split-complementary

#173C33 #3C1733 #3C2117

monochromatic

#081613 #081613 #173C33 #286859 #39947E

Accessibility & contrast

On white

12.13

#173C33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#173C33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173C33

12.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173C33	#FFFFFF	#000000	##FFFFFF
##173C33	1.00	12.13	1.73	12.13
#FFFFFF	12.13	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A3833

Deuteranopia (green-blind)

#343434

Tritanopia (blue-blind)

#053D39

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #173c33;
/* rgb */ color: rgb(23, 60, 51);
/* oklch */ color: oklch(32.6% 0.046 175.1);

Tailwind

colors: {
  custom: {
    50: '#58726a',
    500: '#173c33',
    950: '#000000',
  },
}

SCSS

$custom: #173c33;
$custom-light: #58726a;
$custom-dark: #000000;

JSON

{
  "hex": "#173c33",
  "rgb": {
    "r": 23,
    "g": 60,
    "b": 51
  },
  "hsl": {
    "h": 165.405,
    "s": 44.578,
    "l": 16.275
  },
  "oklch": {
    "l": 0.32604,
    "c": 0.0456,
    "h": 175.1
  },
  "luminance": 0.03653
}

Semantic roles & 50–950 ramp

primary

#173C33

secondary

#733C49

accent

#5473D4

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030806

muted

#787B7A

Preview Lab

Preview with #173C33

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

Preview Lab → · Contrast checker → · Palette generator →