#174B77#174B77

#174B77 is a dark, moderate cyan. Relative luminance 0.065; OKLCH L 40.2% C 0.092 H 248.2°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#174B77
RGB	rgb(23, 75, 119)
HSL	hsl(208, 68%, 28%)
HSV	hsv(208, 81%, 47%)
CMYK	cmyk(80.7%, 37%, 0%, 53.3%)
CIE-LAB	lab(30.75, -0.25, -29.94)
CIE-LCH	lch(30.75, 29.94, 269.52°)
OKLab	oklab(40.22% -0.0341 -0.0852)
OKLCH	oklch(40.22% 0.092 248.2)
XYZ	xyz(6.1979, 6.5455, 18.3859)
Luminance	0.0655 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#174B77 #774317

analogous

#177773 #174B77 #171B77

triadic

#174B77 #77174B #4B7717

tetradic

#174B77 #731777 #774317 #1B7717

square

#174B77 #731777 #774317 #1B7717

split-complementary

#174B77 #77171B #777317

monochromatic

#05101A #0D2B44 #174B77 #216BAA #318BD7

Accessibility & contrast

On white

9.09

#174B77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#174B77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #174B77

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##174B77	#FFFFFF	#000000	##FFFFFF
##174B77	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#374D79

Deuteranopia (green-blind)

#284476

Tritanopia (blue-blind)

#00565B

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #174b77;
/* rgb */ color: rgb(23, 75, 119);
/* oklch */ color: oklch(40.2% 0.092 248.2);

Tailwind

colors: {
  custom: {
    50: '#647d9e',
    500: '#174b77',
    950: '#000000',
  },
}

SCSS

$custom: #174b77;
$custom-light: #647d9e;
$custom-dark: #000000;

JSON

{
  "hex": "#174b77",
  "rgb": {
    "r": 23,
    "g": 75,
    "b": 119
  },
  "hsl": {
    "h": 207.5,
    "s": 67.606,
    "l": 27.843
  },
  "oklch": {
    "l": 0.40215,
    "c": 0.09178,
    "h": 248.2
  },
  "luminance": 0.06546
}

Semantic roles & 50–950 ramp

primary

#174B77

secondary

#AC703E

accent

#8D3DEA

background

#F6F7F9

surface

#EBEEF2

border

#C6C9CC

text

#06090E

muted

#7A7B7E

Preview Lab

Preview with #174B77

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

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