#17688F#17688F

#17688F is a mid, moderate cyan. Relative luminance 0.121; OKLCH L 49.0% C 0.096 H 235.5°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#17688F
RGB	rgb(23, 104, 143)
HSL	hsl(200, 72%, 33%)
HSV	hsv(200, 84%, 56%)
CMYK	cmyk(83.9%, 27.3%, 0%, 43.9%)
CIE-LAB	lab(41.32, -9.00, -28.01)
CIE-LCH	lch(41.32, 29.42, 252.19°)
OKLab	oklab(48.99% -0.0544 -0.0791)
OKLCH	oklch(48.99% 0.096 235.5)
XYZ	xyz(10.2596, 12.0647, 27.7693)
Luminance	0.1207 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17688F #8F3E17

analogous

#178F7A #17688F #172C8F

triadic

#17688F #8F1768 #688F17

tetradic

#17688F #7A178F #8F3E17 #2C8F17

square

#17688F #7A178F #8F3E17 #2C8F17

split-complementary

#17688F #8F172C #8F7A17

monochromatic

#061B26 #0F425A #17688F #1F8EC4 #40ACE0

Accessibility & contrast

On white

6.15

#17688F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#17688F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17688F

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17688F	#FFFFFF	#000000	##FFFFFF
##17688F	1.00	6.15	3.41	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556891

Deuteranopia (green-blind)

#455D8E

Tritanopia (blue-blind)

#007275

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #17688f;
/* rgb */ color: rgb(23, 104, 143);
/* oklch */ color: oklch(49.0% 0.096 235.5);

Tailwind

colors: {
  custom: {
    50: '#6a93b0',
    500: '#17688f',
    950: '#000000',
  },
}

SCSS

$custom: #17688f;
$custom-light: #6a93b0;
$custom-dark: #000000;

JSON

{
  "hex": "#17688f",
  "rgb": {
    "r": 23,
    "g": 104,
    "b": 143
  },
  "hsl": {
    "h": 199.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.48993,
    "c": 0.09604,
    "h": 235.5
  },
  "luminance": 0.12066
}

Semantic roles & 50–950 ramp

primary

#17688F

secondary

#C16B41

accent

#7439EF

background

#F6F9FA

surface

#ECF1F4

border

#C7CBCE

text

#080D10

muted

#7A7E7F

Preview Lab

Preview with #17688F

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

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