#17768B#17768B

#17768B is a mid, moderate cyan. Relative luminance 0.150; OKLCH L 52.4% C 0.088 H 217.2°. Best body text is #FFFFFF at 5.25:1 contrast (WCAG AA passes).

Color values

HEX	#17768B
RGB	rgb(23, 118, 139)
HSL	hsl(191, 72%, 32%)
HSV	hsv(191, 83%, 55%)
CMYK	cmyk(83.5%, 15.1%, 0%, 45.5%)
CIE-LAB	lab(45.64, -18.45, -18.93)
CIE-LCH	lch(45.64, 26.43, 225.74°)
OKLab	oklab(52.39% -0.0698 -0.0529)
OKLCH	oklch(52.39% 0.088 217.2)
XYZ	xyz(11.4900, 15.0017, 26.7111)
Luminance	0.1500 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17768B #8B2C17

analogous

#178B66 #17768B #173C8B

triadic

#17768B #8B1776 #768B17

tetradic

#17768B #66178B #8B2C17 #3C8B17

square

#17768B #66178B #8B2C17 #3C8B17

split-complementary

#17768B #8B173C #8B6617

monochromatic

#061D22 #0E4956 #17768B #20A3C0 #3DC2DF

Accessibility & contrast

On white

5.25

#17768B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#17768B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17768B

5.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17768B	#FFFFFF	#000000	##FFFFFF
##17768B	1.00	5.25	4.00	5.25
#FFFFFF	5.25	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#68728C

Deuteranopia (green-blind)

#59678B

Tritanopia (blue-blind)

#007D7D

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #17768b;
/* rgb */ color: rgb(23, 118, 139);
/* oklch */ color: oklch(52.4% 0.088 217.2);

Tailwind

colors: {
  custom: {
    50: '#6b9dad',
    500: '#17768b',
    950: '#000000',
  },
}

SCSS

$custom: #17768b;
$custom-light: #6b9dad;
$custom-dark: #000000;

JSON

{
  "hex": "#17768b",
  "rgb": {
    "r": 23,
    "g": 118,
    "b": 139
  },
  "hsl": {
    "h": 190.862,
    "s": 71.605,
    "l": 31.765
  },
  "oklch": {
    "l": 0.52394,
    "c": 0.08761,
    "h": 217.2
  },
  "luminance": 0.15003
}

Semantic roles & 50–950 ramp

primary

#17768B

secondary

#BF563F

accent

#5A39EE

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#080E10

muted

#7A7E7F

Preview Lab

Preview with #17768B

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

Preview Lab → · Contrast checker → · Palette generator →