#174D66#174D66

#174D66 is a dark, moderate cyan. Relative luminance 0.064; OKLCH L 39.7% C 0.069 H 232.6°. Best body text is #FFFFFF at 9.17:1 contrast (WCAG AA passes).

Color values

HEX	#174D66
RGB	rgb(23, 77, 102)
HSL	hsl(199, 63%, 25%)
HSV	hsv(199, 77%, 40%)
CMYK	cmyk(77.5%, 24.5%, 0%, 60%)
CIE-LAB	lab(30.52, -8.24, -19.60)
CIE-LCH	lch(30.52, 21.26, 247.20°)
OKLab	oklab(39.74% -0.0421 -0.0551)
OKLCH	oklch(39.74% 0.069 232.6)
XYZ	xyz(5.4045, 6.4486, 13.5277)
Luminance	0.0645 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174D66 #663017

analogous

#176658 #174D66 #172666

triadic

#174D66 #66174D #4D6617

tetradic

#174D66 #581766 #663017 #266617

square

#174D66 #581766 #663017 #266617

split-complementary

#174D66 #661726 #665817

monochromatic

#061319 #0C2734 #174D66 #227398 #2E98CA

Accessibility & contrast

On white

9.17

#174D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.29

#174D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174D66

9.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174D66	#FFFFFF	#000000	##FFFFFF
##174D66	1.00	9.17	2.29	9.17
#FFFFFF	9.17	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#414C67

Deuteranopia (green-blind)

#364466

Tritanopia (blue-blind)

#005455

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174d66;
/* rgb */ color: rgb(23, 77, 102);
/* oklch */ color: oklch(39.7% 0.069 232.6);

Tailwind

colors: {
  custom: {
    50: '#617e91',
    500: '#174d66',
    950: '#000000',
  },
}

SCSS

$custom: #174d66;
$custom-light: #617e91;
$custom-dark: #000000;

JSON

{
  "hex": "#174d66",
  "rgb": {
    "r": 23,
    "g": 77,
    "b": 102
  },
  "hsl": {
    "h": 198.987,
    "s": 63.2,
    "l": 24.51
  },
  "oklch": {
    "l": 0.39739,
    "c": 0.06933,
    "h": 232.6
  },
  "luminance": 0.06449
}

Semantic roles & 50–950 ramp

primary

#174D66

secondary

#9C5B3C

accent

#7642E6

background

#F6F7F8

surface

#EBEEF0

border

#C6C9CB

text

#050A0D

muted

#7A7C7D

Preview Lab

Preview with #174D66

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

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