#17788C#17788C

#17788C is a mid, moderate cyan. Relative luminance 0.155; OKLCH L 53.0% C 0.088 H 215.9°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#17788C
RGB	rgb(23, 120, 140)
HSL	hsl(190, 72%, 32%)
HSV	hsv(190, 84%, 55%)
CMYK	cmyk(83.6%, 14.3%, 0%, 45.1%)
CIE-LAB	lab(46.32, -19.18, -18.47)
CIE-LCH	lch(46.32, 26.63, 223.92°)
OKLab	oklab(52.96% -0.0714 -0.0516)
OKLCH	oklch(52.96% 0.088 215.9)
XYZ	xyz(11.8014, 15.5071, 27.1770)
Luminance	0.1551 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17788C #8C2B17

analogous

#178C65 #17788C #173E8C

triadic

#17788C #8C1778 #788C17

tetradic

#17788C #65178C #8C2B17 #3E8C17

square

#17788C #65178C #8C2B17 #3E8C17

split-complementary

#17788C #8C173E #8C6517

monochromatic

#061E23 #0E4B57 #17788C #20A5C1 #3EC4DF

Accessibility & contrast

On white

5.12

#17788C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#17788C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17788C

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17788C	#FFFFFF	#000000	##FFFFFF
##17788C	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A748D

Deuteranopia (green-blind)

#5B698C

Tritanopia (blue-blind)

#007F7E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #17788c;
/* rgb */ color: rgb(23, 120, 140);
/* oklch */ color: oklch(53.0% 0.088 215.9);

Tailwind

colors: {
  custom: {
    50: '#6b9fad',
    500: '#17788c',
    950: '#000000',
  },
}

SCSS

$custom: #17788c;
$custom-light: #6b9fad;
$custom-dark: #000000;

JSON

{
  "hex": "#17788c",
  "rgb": {
    "r": 23,
    "g": 120,
    "b": 140
  },
  "hsl": {
    "h": 190.256,
    "s": 71.779,
    "l": 31.961
  },
  "oklch": {
    "l": 0.52959,
    "c": 0.0881,
    "h": 215.9
  },
  "luminance": 0.15509
}

Semantic roles & 50–950 ramp

primary

#17788C

secondary

#BF553F

accent

#5839EF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #17788C

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

Preview Lab → · Contrast checker → · Palette generator →