#173835#173835

#173835 is a dark, muted teal. Relative luminance 0.033; OKLCH L 31.5% C 0.039 H 187.5°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#173835
RGB	rgb(23, 56, 53)
HSL	hsl(175, 42%, 15%)
HSV	hsv(175, 59%, 22%)
CMYK	cmyk(58.9%, 0%, 5.4%, 78%)
CIE-LAB	lab(21.08, -12.96, -1.83)
CIE-LCH	lch(21.08, 13.08, 188.02°)
OKLab	oklab(31.49% -0.0388 -0.0051)
OKLCH	oklch(31.49% 0.039 187.5)
XYZ	xyz(2.4099, 3.2673, 3.8711)
Luminance	0.0327 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173835 #38171A

analogous

#173824 #173835 #172A38

triadic

#173835 #351738 #383517

tetradic

#173835 #241738 #38171A #2A3817

square

#173835 #241738 #38171A #2A3817

split-complementary

#173835 #38172A #382417

monochromatic

#091615 #091615 #173835 #29635E #3B8F87

Accessibility & contrast

On white

12.70

#173835 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#173835 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173835

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173835	#FFFFFF	#000000	##FFFFFF
##173835	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353535

Deuteranopia (green-blind)

#303135

Tritanopia (blue-blind)

#043937

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #173835;
/* rgb */ color: rgb(23, 56, 53);
/* oklch */ color: oklch(31.5% 0.039 187.5);

Tailwind

colors: {
  custom: {
    50: '#576e6c',
    500: '#173835',
    950: '#000000',
  },
}

SCSS

$custom: #173835;
$custom-light: #576e6c;
$custom-dark: #000000;

JSON

{
  "hex": "#173835",
  "rgb": {
    "r": 23,
    "g": 56,
    "b": 53
  },
  "hsl": {
    "h": 174.545,
    "s": 41.772,
    "l": 15.49
  },
  "oklch": {
    "l": 0.31489,
    "c": 0.03913,
    "h": 187.5
  },
  "luminance": 0.03268
}

Semantic roles & 50–950 ramp

primary

#173835

secondary

#6E3C41

accent

#5661D2

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030706

muted

#787A7A

Preview Lab

Preview with #173835

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

Preview Lab → · Contrast checker → · Palette generator →