#173B35#173B35

#173B35 is a dark, muted teal. Relative luminance 0.036; OKLCH L 32.4% C 0.043 H 181.1°. Best body text is #FFFFFF at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#173B35
RGB	rgb(23, 59, 53)
HSL	hsl(170, 44%, 16%)
HSV	hsv(170, 61%, 23%)
CMYK	cmyk(61%, 0%, 10.2%, 76.9%)
CIE-LAB	lab(22.18, -14.72, -0.21)
CIE-LCH	lch(22.18, 14.72, 180.82°)
OKLab	oklab(32.38% -0.0429 -0.0008)
OKLCH	oklch(32.38% 0.043 181.1)
XYZ	xyz(2.5596, 3.5669, 3.9211)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173B35 #3B171D

analogous

#173B23 #173B35 #172F3B

triadic

#173B35 #35173B #3B3517

tetradic

#173B35 #23173B #3B171D #2F3B17

square

#173B35 #23173B #3B171D #2F3B17

split-complementary

#173B35 #3B172F #3B2317

monochromatic

#091614 #091614 #173B35 #28675D #399384

Accessibility & contrast

On white

12.26

#173B35 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#173B35 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173B35

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173B35	#FFFFFF	#000000	##FFFFFF
##173B35	1.00	12.26	1.71	12.26
#FFFFFF	12.26	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383835

Deuteranopia (green-blind)

#333336

Tritanopia (blue-blind)

#033C39

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #173b35;
/* rgb */ color: rgb(23, 59, 53);
/* oklch */ color: oklch(32.4% 0.043 181.1);

Tailwind

colors: {
  custom: {
    50: '#58716c',
    500: '#173b35',
    950: '#000000',
  },
}

SCSS

$custom: #173b35;
$custom-light: #58716c;
$custom-dark: #000000;

JSON

{
  "hex": "#173b35",
  "rgb": {
    "r": 23,
    "g": 59,
    "b": 53
  },
  "hsl": {
    "h": 170,
    "s": 43.902,
    "l": 16.078
  },
  "oklch": {
    "l": 0.32379,
    "c": 0.04296,
    "h": 181.1
  },
  "luminance": 0.03567
}

Semantic roles & 50–950 ramp

primary

#173B35

secondary

#723C45

accent

#5469D4

background

#F5F6F6

surface

#E9ECEB

border

#C5C7C6

text

#030706

muted

#787A7A

Preview Lab

Preview with #173B35

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

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