#17758A#17758A

#17758A is a mid, moderate cyan. Relative luminance 0.147; OKLCH L 52.1% C 0.087 H 217.4°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#17758A
RGB	rgb(23, 117, 138)
HSL	hsl(191, 71%, 32%)
HSV	hsv(191, 83%, 54%)
CMYK	cmyk(83.3%, 15.2%, 0%, 45.9%)
CIE-LAB	lab(45.27, -18.25, -18.89)
CIE-LCH	lch(45.27, 26.27, 225.99°)
OKLab	oklab(52.09% -0.0692 -0.0528)
OKLCH	oklch(52.09% 0.087 217.4)
XYZ	xyz(11.3001, 14.7383, 26.2890)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17758A #8A2C17

analogous

#178A66 #17758A #173B8A

triadic

#17758A #8A1775 #758A17

tetradic

#17758A #66178A #8A2C17 #3B8A17

square

#17758A #66178A #8A2C17 #3B8A17

split-complementary

#17758A #8A173B #8A6617

monochromatic

#061C21 #0E4956 #17758A #20A1BE #3DC1DF

Accessibility & contrast

On white

5.32

#17758A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#17758A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17758A

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17758A	#FFFFFF	#000000	##FFFFFF
##17758A	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#67718B

Deuteranopia (green-blind)

#58668A

Tritanopia (blue-blind)

#007C7C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #17758a;
/* rgb */ color: rgb(23, 117, 138);
/* oklch */ color: oklch(52.1% 0.087 217.4);

Tailwind

colors: {
  custom: {
    50: '#6a9dac',
    500: '#17758a',
    950: '#000000',
  },
}

SCSS

$custom: #17758a;
$custom-light: #6a9dac;
$custom-dark: #000000;

JSON

{
  "hex": "#17758a",
  "rgb": {
    "r": 23,
    "g": 117,
    "b": 138
  },
  "hsl": {
    "h": 190.957,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.52088,
    "c": 0.08708,
    "h": 217.4
  },
  "luminance": 0.1474
}

Semantic roles & 50–950 ramp

primary

#17758A

secondary

#BE563F

accent

#5B3AEE

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #17758A

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

Preview Lab → · Contrast checker → · Palette generator →