#17647F#17647F

#17647F is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.1% C 0.083 H 226.9°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#17647F
RGB	rgb(23, 100, 127)
HSL	hsl(196, 69%, 29%)
HSV	hsv(196, 82%, 50%)
CMYK	cmyk(81.9%, 21.3%, 0%, 50.2%)
CIE-LAB	lab(39.29, -12.64, -21.50)
CIE-LCH	lch(39.29, 24.94, 239.56°)
OKLab	oklab(47.13% -0.0565 -0.0604)
OKLCH	oklch(47.13% 0.083 226.9)
XYZ	xyz(8.7397, 10.8277, 21.7039)
Luminance	0.1083 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17647F #7F3217

analogous

#177F66 #17647F #17307F

triadic

#17647F #7F1764 #647F17

tetradic

#17647F #66177F #7F3217 #307F17

square

#17647F #66177F #7F3217 #307F17

split-complementary

#17647F #7F1730 #7F6617

monochromatic

#05141A #0E3B4B #17647F #208DB3 #36B0DB

Accessibility & contrast

On white

6.63

#17647F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#17647F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17647F

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17647F	#FFFFFF	#000000	##FFFFFF
##17647F	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#566280

Deuteranopia (green-blind)

#48587F

Tritanopia (blue-blind)

#006C6D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #17647f;
/* rgb */ color: rgb(23, 100, 127);
/* oklch */ color: oklch(47.1% 0.083 226.9);

Tailwind

colors: {
  custom: {
    50: '#6790a4',
    500: '#17647f',
    950: '#000000',
  },
}

SCSS

$custom: #17647f;
$custom-light: #6790a4;
$custom-dark: #000000;

JSON

{
  "hex": "#17647f",
  "rgb": {
    "r": 23,
    "g": 100,
    "b": 127
  },
  "hsl": {
    "h": 195.577,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.47128,
    "c": 0.08271,
    "h": 226.9
  },
  "luminance": 0.10829
}

Semantic roles & 50–950 ramp

primary

#17647F

secondary

#B45D3E

accent

#693CEC

background

#F6F8FA

surface

#EBF0F4

border

#C6CBCE

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #17647F

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

Preview Lab → · Contrast checker → · Palette generator →