#177188#177188

#177188 is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 51.0% C 0.086 H 220.0°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#177188
RGB	rgb(23, 113, 136)
HSL	hsl(192, 71%, 31%)
HSV	hsv(192, 83%, 53%)
CMYK	cmyk(83.1%, 16.9%, 0%, 46.7%)
CIE-LAB	lab(43.90, -16.76, -19.81)
CIE-LCH	lch(43.90, 25.95, 229.78°)
OKLab	oklab(50.96% -0.066 -0.0555)
OKLCH	oklch(50.96% 0.086 220)
XYZ	xyz(10.7005, 13.7686, 25.3814)
Luminance	0.1377 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#177188 #882E17

analogous

#178866 #177188 #173888

triadic

#177188 #881771 #718817

tetradic

#177188 #661788 #882E17 #388817

square

#177188 #661788 #882E17 #388817

split-complementary

#177188 #881738 #886617

monochromatic

#051A1F #0E4654 #177188 #209CBC #3BBDDE

Accessibility & contrast

On white

5.59

#177188 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#177188 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #177188

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##177188	#FFFFFF	#000000	##FFFFFF
##177188	1.00	5.59	3.75	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#636E89

Deuteranopia (green-blind)

#546388

Tritanopia (blue-blind)

#007878

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #177188;
/* rgb */ color: rgb(23, 113, 136);
/* oklch */ color: oklch(51.0% 0.086 220.0);

Tailwind

colors: {
  custom: {
    50: '#6a9aaa',
    500: '#177188',
    950: '#000000',
  },
}

SCSS

$custom: #177188;
$custom-light: #6a9aaa;
$custom-dark: #000000;

JSON

{
  "hex": "#177188",
  "rgb": {
    "r": 23,
    "g": 113,
    "b": 136
  },
  "hsl": {
    "h": 192.212,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.50955,
    "c": 0.08624,
    "h": 220
  },
  "luminance": 0.1377
}

Semantic roles & 50–950 ramp

primary

#177188

secondary

#BC583F

accent

#5F3AEE

background

#F6F9FA

surface

#ECF2F4

border

#C7CCCE

text

#070E10

muted

#7A7E7F

Preview Lab

Preview with #177188

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

Preview Lab → · Contrast checker → · Palette generator →