#17778C#17778C

#17778C is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 52.7% C 0.088 H 217.0°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#17778C
RGB	rgb(23, 119, 140)
HSL	hsl(191, 72%, 32%)
HSV	hsv(191, 84%, 55%)
CMYK	cmyk(83.6%, 15%, 0%, 45.1%)
CIE-LAB	lab(46.00, -18.64, -18.97)
CIE-LCH	lch(46.00, 26.59, 225.50°)
OKLab	oklab(52.7% -0.0704 -0.053)
OKLCH	oklch(52.7% 0.088 217)
XYZ	xyz(11.6818, 15.2678, 27.1371)
Luminance	0.1527 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17778C #8C2C17

analogous

#178C67 #17778C #173D8C

triadic

#17778C #8C1777 #778C17

tetradic

#17778C #67178C #8C2C17 #3D8C17

square

#17778C #67178C #8C2C17 #3D8C17

split-complementary

#17778C #8C173D #8C6717

monochromatic

#061E23 #0E4A57 #17778C #20A4C1 #3EC2DF

Accessibility & contrast

On white

5.18

#17778C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#17778C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17778C

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17778C	#FFFFFF	#000000	##FFFFFF
##17778C	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69738D

Deuteranopia (green-blind)

#5A688C

Tritanopia (blue-blind)

#007E7E

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #17778c;
/* rgb */ color: rgb(23, 119, 140);
/* oklch */ color: oklch(52.7% 0.088 217.0);

Tailwind

colors: {
  custom: {
    50: '#6b9ead',
    500: '#17778c',
    950: '#000000',
  },
}

SCSS

$custom: #17778c;
$custom-light: #6b9ead;
$custom-dark: #000000;

JSON

{
  "hex": "#17778c",
  "rgb": {
    "r": 23,
    "g": 119,
    "b": 140
  },
  "hsl": {
    "h": 190.769,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.52699,
    "c": 0.08813,
    "h": 217
  },
  "luminance": 0.15269
}

Semantic roles & 50–950 ramp

primary

#17778C

secondary

#BF563F

accent

#5A39EF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #17778C

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

Preview Lab → · Contrast checker → · Palette generator →