#175A5C#175A5C

#175A5C is a dark, moderate teal. Relative luminance 0.083; OKLCH L 42.8% C 0.064 H 198.0°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#175A5C
RGB	rgb(23, 90, 92)
HSL	hsl(182, 60%, 23%)
HSV	hsv(182, 75%, 36%)
CMYK	cmyk(75%, 2.2%, 0%, 63.9%)
CIE-LAB	lab(34.53, -19.39, -7.16)
CIE-LCH	lch(34.53, 20.66, 200.26°)
OKLab	oklab(42.83% -0.0613 -0.0199)
OKLCH	oklch(42.83% 0.064 198)
XYZ	xyz(5.9404, 8.2665, 11.4057)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175A5C #5C1917

analogous

#175C3B #175A5C #17385C

triadic

#175A5C #5C175A #5A5C17

tetradic

#175A5C #3B175C #5C1917 #385C17

square

#175A5C #3B175C #5C1917 #385C17

split-complementary

#175A5C #5C1738 #5C3B17

monochromatic

#061818 #0B2A2B #175A5C #238A8D #2FBABE

Accessibility & contrast

On white

7.91

#175A5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#175A5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #175A5C

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175A5C	#FFFFFF	#000000	##FFFFFF
##175A5C	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#53565C

Deuteranopia (green-blind)

#494E5C

Tritanopia (blue-blind)

#005D5A

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #175a5c;
/* rgb */ color: rgb(23, 90, 92);
/* oklch */ color: oklch(42.8% 0.064 198.0);

Tailwind

colors: {
  custom: {
    50: '#60898a',
    500: '#175a5c',
    950: '#000000',
  },
}

SCSS

$custom: #175a5c;
$custom-light: #60898a;
$custom-dark: #000000;

JSON

{
  "hex": "#175a5c",
  "rgb": {
    "r": 23,
    "g": 90,
    "b": 92
  },
  "hsl": {
    "h": 181.739,
    "s": 60,
    "l": 22.549
  },
  "oklch": {
    "l": 0.42831,
    "c": 0.06441,
    "h": 198
  },
  "luminance": 0.08267
}

Semantic roles & 50–950 ramp

primary

#175A5C

secondary

#933E3C

accent

#4945E3

background

#F6F8F8

surface

#EBF0F0

border

#C6CBCB

text

#050B0B

muted

#7A7C7C

Preview Lab

Preview with #175A5C

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

Preview Lab → · Contrast checker → · Palette generator →