#17647D#17647D

#17647D is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.0% C 0.081 H 225.0°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#17647D
RGB	rgb(23, 100, 125)
HSL	hsl(195, 69%, 29%)
HSV	hsv(195, 82%, 49%)
CMYK	cmyk(81.6%, 20%, 0%, 51%)
CIE-LAB	lab(39.20, -13.37, -20.42)
CIE-LCH	lch(39.20, 24.41, 236.79°)
OKLab	oklab(47.03% -0.0573 -0.0573)
OKLCH	oklch(47.03% 0.081 225)
XYZ	xyz(8.6107, 10.7761, 21.0242)
Luminance	0.1078 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17647D #7D3017

analogous

#177D63 #17647D #17317D

triadic

#17647D #7D1764 #647D17

tetradic

#17647D #63177D #7D3017 #317D17

square

#17647D #63177D #7D3017 #317D17

split-complementary

#17647D #7D1731 #7D6317

monochromatic

#05151A #0D3B49 #17647D #218DB1 #35B1DA

Accessibility & contrast

On white

6.66

#17647D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#17647D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17647D

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17647D	#FFFFFF	#000000	##FFFFFF
##17647D	1.00	6.66	3.16	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56627E

Deuteranopia (green-blind)

#49587D

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #17647d;
/* rgb */ color: rgb(23, 100, 125);
/* oklch */ color: oklch(47.0% 0.081 225.0);

Tailwind

colors: {
  custom: {
    50: '#6790a2',
    500: '#17647d',
    950: '#000000',
  },
}

SCSS

$custom: #17647d;
$custom-light: #6790a2;
$custom-dark: #000000;

JSON

{
  "hex": "#17647d",
  "rgb": {
    "r": 23,
    "g": 100,
    "b": 125
  },
  "hsl": {
    "h": 194.706,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.47029,
    "c": 0.08104,
    "h": 225
  },
  "luminance": 0.10777
}

Semantic roles & 50–950 ramp

primary

#17647D

secondary

#B25A3E

accent

#673CEC

background

#F6F8FA

surface

#EBF0F3

border

#C6CBCD

text

#070C0F

muted

#7A7D7F

Preview Lab

Preview with #17647D

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

Preview Lab → · Contrast checker → · Palette generator →