#17758C#17758C

#17758C is a mid, moderate cyan. Relative luminance 0.148; OKLCH L 52.2% C 0.088 H 219.3°. Best body text is #FFFFFF at 5.30:1 contrast (WCAG AA passes).

Color values

HEX	#17758C
RGB	rgb(23, 117, 140)
HSL	hsl(192, 72%, 32%)
HSV	hsv(192, 84%, 55%)
CMYK	cmyk(83.6%, 16.4%, 0%, 45.1%)
CIE-LAB	lab(45.35, -17.55, -19.96)
CIE-LCH	lch(45.35, 26.57, 228.68°)
OKLab	oklab(52.18% -0.0684 -0.0559)
OKLCH	oklch(52.18% 0.088 219.3)
XYZ	xyz(11.4462, 14.7967, 27.0586)
Luminance	0.1480 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17758C #8C2E17

analogous

#178C69 #17758C #173B8C

triadic

#17758C #8C1775 #758C17

tetradic

#17758C #69178C #8C2E17 #3B8C17

square

#17758C #69178C #8C2E17 #3B8C17

split-complementary

#17758C #8C173B #8C6917

monochromatic

#061D23 #0E4957 #17758C #20A1C1 #3EC0DF

Accessibility & contrast

On white

5.30

#17758C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#17758C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17758C

5.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17758C	#FFFFFF	#000000	##FFFFFF
##17758C	1.00	5.30	3.96	5.30
#FFFFFF	5.30	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#67728D

Deuteranopia (green-blind)

#58678C

Tritanopia (blue-blind)

#007D7C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #17758c;
/* rgb */ color: rgb(23, 117, 140);
/* oklch */ color: oklch(52.2% 0.088 219.3);

Tailwind

colors: {
  custom: {
    50: '#6b9dad',
    500: '#17758c',
    950: '#000000',
  },
}

SCSS

$custom: #17758c;
$custom-light: #6b9dad;
$custom-dark: #000000;

JSON

{
  "hex": "#17758c",
  "rgb": {
    "r": 23,
    "g": 117,
    "b": 140
  },
  "hsl": {
    "h": 191.795,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.5218,
    "c": 0.0883,
    "h": 219.3
  },
  "luminance": 0.14798
}

Semantic roles & 50–950 ramp

primary

#17758C

secondary

#BF593F

accent

#5D39EF

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #17758C

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

Preview Lab → · Contrast checker → · Palette generator →