#17758E#17758E

#17758E is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.3% C 0.090 H 221.1°. Best body text is #FFFFFF at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#17758E
RGB	rgb(23, 117, 142)
HSL	hsl(193, 72%, 32%)
HSV	hsv(193, 84%, 56%)
CMYK	cmyk(83.8%, 17.6%, 0%, 44.3%)
CIE-LAB	lab(45.44, -16.83, -21.02)
CIE-LCH	lch(45.44, 26.93, 231.31°)
OKLab	oklab(52.27% -0.0675 -0.0589)
OKLCH	oklch(52.27% 0.09 221.1)
XYZ	xyz(11.5951, 14.8563, 27.8424)
Luminance	0.1486 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17758E #8E3017

analogous

#178E6C #17758E #173A8E

triadic

#17758E #8E1775 #758E17

tetradic

#17758E #6C178E #8E3017 #3A8E17

square

#17758E #6C178E #8E3017 #3A8E17

split-complementary

#17758E #8E173A #8E6C17

monochromatic

#061E25 #0E4A59 #17758E #20A0C3 #3FBEE0

Accessibility & contrast

On white

5.29

#17758E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.97

#17758E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17758E

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17758E	#FFFFFF	#000000	##FFFFFF
##17758E	1.00	5.29	3.97	5.29
#FFFFFF	5.29	1.00	21.00	1.00
#000000	3.97	21.00	1.00	21.00
##FFFFFF	5.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66728F

Deuteranopia (green-blind)

#57678E

Tritanopia (blue-blind)

#007D7D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #17758e;
/* rgb */ color: rgb(23, 117, 142);
/* oklch */ color: oklch(52.3% 0.090 221.1);

Tailwind

colors: {
  custom: {
    50: '#6b9daf',
    500: '#17758e',
    950: '#000000',
  },
}

SCSS

$custom: #17758e;
$custom-light: #6b9daf;
$custom-dark: #000000;

JSON

{
  "hex": "#17758e",
  "rgb": {
    "r": 23,
    "g": 117,
    "b": 142
  },
  "hsl": {
    "h": 192.605,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.52274,
    "c": 0.08962,
    "h": 221.1
  },
  "luminance": 0.14858
}

Semantic roles & 50–950 ramp

primary

#17758E

secondary

#C05B40

accent

#5F39EF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #17758E

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

Preview Lab → · Contrast checker → · Palette generator →