#173D6F#173D6F

#173D6F is a dark, moderate cyan. Relative luminance 0.047; OKLCH L 36.2% C 0.097 H 256.5°. Best body text is #FFFFFF at 10.86:1 contrast (WCAG AA passes).

Color values

HEX	#173D6F
RGB	rgb(23, 61, 111)
HSL	hsl(214, 66%, 26%)
HSV	hsv(214, 79%, 44%)
CMYK	cmyk(79.3%, 45%, 0%, 56.5%)
CIE-LAB	lab(25.76, 5.95, -32.82)
CIE-LCH	lch(25.76, 33.36, 280.28°)
OKLab	oklab(36.16% -0.0225 -0.0939)
OKLCH	oklch(36.16% 0.097 256.5)
XYZ	xyz(4.8903, 4.6668, 15.6789)
Luminance	0.0467 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173D6F #6F4917

analogous

#17696F #173D6F #1D176F

triadic

#173D6F #6F173D #3D6F17

tetradic

#173D6F #6F1769 #6F4917 #176F1D

square

#173D6F #6F1769 #6F4917 #176F1D

split-complementary

#173D6F #6F1D17 #696F17

monochromatic

#050E19 #0C213C #173D6F #2259A2 #2D75D3

Accessibility & contrast

On white

10.86

#173D6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#173D6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173D6F

10.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173D6F	#FFFFFF	#000000	##FFFFFF
##173D6F	1.00	10.86	1.93	10.86
#FFFFFF	10.86	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244171

Deuteranopia (green-blind)

#14396E

Tritanopia (blue-blind)

#004950

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #173d6f;
/* rgb */ color: rgb(23, 61, 111);
/* oklch */ color: oklch(36.2% 0.097 256.5);

Tailwind

colors: {
  custom: {
    50: '#627299',
    500: '#173d6f',
    950: '#000000',
  },
}

SCSS

$custom: #173d6f;
$custom-light: #627299;
$custom-dark: #000000;

JSON

{
  "hex": "#173d6f",
  "rgb": {
    "r": 23,
    "g": 61,
    "b": 111
  },
  "hsl": {
    "h": 214.091,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.36162,
    "c": 0.09659,
    "h": 256.5
  },
  "luminance": 0.04667
}

Semantic roles & 50–950 ramp

primary

#173D6F

secondary

#A5783D

accent

#9F3FE9

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #173D6F

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

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