#175D8F#175D8F

#175D8F is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.2% C 0.105 H 245.2°. Best body text is #FFFFFF at 7.00:1 contrast (WCAG AA passes).

Color values

HEX	#175D8F
RGB	rgb(23, 93, 143)
HSL	hsl(205, 72%, 33%)
HSV	hsv(205, 84%, 56%)
CMYK	cmyk(83.9%, 35%, 0%, 43.9%)
CIE-LAB	lab(37.83, -2.26, -33.50)
CIE-LCH	lch(37.83, 33.57, 266.15°)
OKLab	oklab(46.23% -0.044 -0.0953)
OKLCH	oklch(46.23% 0.105 245.2)
XYZ	xyz(9.2237, 9.9929, 27.4240)
Luminance	0.0999 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#175D8F #8F4917

analogous

#178F85 #175D8F #17218F

triadic

#175D8F #8F175D #5D8F17

tetradic

#175D8F #85178F #8F4917 #218F17

square

#175D8F #85178F #8F4917 #218F17

split-complementary

#175D8F #8F1721 #8F8517

monochromatic

#061826 #0F3B5A #175D8F #1F7FC4 #409EE0

Accessibility & contrast

On white

7.00

#175D8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

3.00

#175D8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #175D8F

7.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##175D8F	#FFFFFF	#000000	##FFFFFF
##175D8F	1.00	7.00	3.00	7.00
#FFFFFF	7.00	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	7.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#455F91

Deuteranopia (green-blind)

#34548E

Tritanopia (blue-blind)

#00696F

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #175d8f;
/* rgb */ color: rgb(23, 93, 143);
/* oklch */ color: oklch(46.2% 0.105 245.2);

Tailwind

colors: {
  custom: {
    50: '#6a8ab0',
    500: '#175d8f',
    950: '#000000',
  },
}

SCSS

$custom: #175d8f;
$custom-light: #6a8ab0;
$custom-dark: #000000;

JSON

{
  "hex": "#175d8f",
  "rgb": {
    "r": 23,
    "g": 93,
    "b": 143
  },
  "hsl": {
    "h": 205,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.46227,
    "c": 0.10497,
    "h": 245.2
  },
  "luminance": 0.09994
}

Semantic roles & 50–950 ramp

primary

#175D8F

secondary

#C17641

accent

#8539EF

background

#F6F8FA

surface

#ECF0F4

border

#C7CBCE

text

#070B10

muted

#7A7C7F

Preview Lab

Preview with #175D8F

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

Preview Lab → · Contrast checker → · Palette generator →