#17778E#17778E

#17778E is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 52.8% C 0.089 H 218.9°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#17778E
RGB	rgb(23, 119, 142)
HSL	hsl(192, 72%, 32%)
HSV	hsv(192, 84%, 56%)
CMYK	cmyk(83.8%, 16.2%, 0%, 44.3%)
CIE-LAB	lab(46.08, -17.94, -20.03)
CIE-LCH	lch(46.08, 26.89, 228.16°)
OKLab	oklab(52.79% -0.0695 -0.0561)
OKLCH	oklch(52.79% 0.089 218.9)
XYZ	xyz(11.8306, 15.3273, 27.9209)
Luminance	0.1533 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17778E #8E2E17

analogous

#178E6A #17778E #173B8E

triadic

#17778E #8E1777 #778E17

tetradic

#17778E #6A178E #8E2E17 #3B8E17

square

#17778E #6A178E #8E2E17 #3B8E17

split-complementary

#17778E #8E173B #8E6A17

monochromatic

#061F25 #0E4B59 #17778E #20A3C3 #3FC1E0

Accessibility & contrast

On white

5.17

#17778E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#17778E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17778E

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17778E	#FFFFFF	#000000	##FFFFFF
##17778E	1.00	5.17	4.07	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69738F

Deuteranopia (green-blind)

#59688E

Tritanopia (blue-blind)

#007F7E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #17778e;
/* rgb */ color: rgb(23, 119, 142);
/* oklch */ color: oklch(52.8% 0.089 218.9);

Tailwind

colors: {
  custom: {
    50: '#6b9eaf',
    500: '#17778e',
    950: '#000000',
  },
}

SCSS

$custom: #17778e;
$custom-light: #6b9eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#17778e",
  "rgb": {
    "r": 23,
    "g": 119,
    "b": 142
  },
  "hsl": {
    "h": 191.597,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.5279,
    "c": 0.08933,
    "h": 218.9
  },
  "luminance": 0.15329
}

Semantic roles & 50–950 ramp

primary

#17778E

secondary

#C05940

accent

#5C39EF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #17778E

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

Preview Lab → · Contrast checker → · Palette generator →