#17647C#17647C

#17647C is a mid, moderate cyan. Relative luminance 0.108; OKLCH L 47.0% C 0.080 H 224.0°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#17647C
RGB	rgb(23, 100, 124)
HSL	hsl(194, 69%, 29%)
HSV	hsv(194, 81%, 49%)
CMYK	cmyk(81.5%, 19.4%, 0%, 51.4%)
CIE-LAB	lab(39.16, -13.74, -19.88)
CIE-LCH	lch(39.16, 24.17, 235.35°)
OKLab	oklab(46.98% -0.0577 -0.0557)
OKLCH	oklch(46.98% 0.08 224)
XYZ	xyz(8.5471, 10.7507, 20.6895)
Luminance	0.1075 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17647C #7C2F17

analogous

#177C62 #17647C #17327C

triadic

#17647C #7C1764 #647C17

tetradic

#17647C #62177C #7C2F17 #327C17

square

#17647C #62177C #7C2F17 #327C17

split-complementary

#17647C #7C1732 #7C6217

monochromatic

#05151A #0D3A48 #17647C #218EB0 #34B2D9

Accessibility & contrast

On white

6.67

#17647C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#17647C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #17647C

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17647C	#FFFFFF	#000000	##FFFFFF
##17647C	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56627D

Deuteranopia (green-blind)

#49587C

Tritanopia (blue-blind)

#006B6C

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #17647c;
/* rgb */ color: rgb(23, 100, 124);
/* oklch */ color: oklch(47.0% 0.080 224.0);

Tailwind

colors: {
  custom: {
    50: '#6690a2',
    500: '#17647c',
    950: '#000000',
  },
}

SCSS

$custom: #17647c;
$custom-light: #6690a2;
$custom-dark: #000000;

JSON

{
  "hex": "#17647c",
  "rgb": {
    "r": 23,
    "g": 100,
    "b": 124
  },
  "hsl": {
    "h": 194.257,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.46979,
    "c": 0.08024,
    "h": 224
  },
  "luminance": 0.10752
}

Semantic roles & 50–950 ramp

primary

#17647C

secondary

#B1593E

accent

#663CEC

background

#F6F8F9

surface

#EBF0F2

border

#C6CBCC

text

#070C0F

muted

#7A7D7E

Preview Lab

Preview with #17647C

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

Preview Lab → · Contrast checker → · Palette generator →