#173277#173277

#173277 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 34.2% C 0.123 H 264.5°. Best body text is #FFFFFF at 11.94:1 contrast (WCAG AA passes).

Color values

HEX	#173277
RGB	rgb(23, 50, 119)
HSL	hsl(223, 68%, 28%)
HSV	hsv(223, 81%, 47%)
CMYK	cmyk(80.7%, 58%, 0%, 53.3%)
CIE-LAB	lab(22.98, 17.08, -42.41)
CIE-LCH	lch(22.98, 45.72, 291.94°)
OKLab	oklab(34.22% -0.0117 -0.1223)
OKLCH	oklch(34.22% 0.123 264.5)
XYZ	xyz(4.8225, 3.7947, 17.9275)
Luminance	0.0379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#173277 #775C17

analogous

#176277 #173277 #2C1777

triadic

#173277 #771732 #327717

tetradic

#173277 #771762 #775C17 #17772C

square

#173277 #771762 #775C17 #17772C

split-complementary

#173277 #772C17 #627717

monochromatic

#050B1A #0D1C44 #173277 #2148AA #3160D7

Accessibility & contrast

On white

11.94

#173277 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#173277 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #173277

11.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##173277	#FFFFFF	#000000	##FFFFFF
##173277	1.00	11.94	1.76	11.94
#FFFFFF	11.94	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B79

Deuteranopia (green-blind)

#003376

Tritanopia (blue-blind)

#00434F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #173277;
/* rgb */ color: rgb(23, 50, 119);
/* oklch */ color: oklch(34.2% 0.123 264.5);

Tailwind

colors: {
  custom: {
    50: '#65699f',
    500: '#173277',
    950: '#000000',
  },
}

SCSS

$custom: #173277;
$custom-light: #65699f;
$custom-dark: #000000;

JSON

{
  "hex": "#173277",
  "rgb": {
    "r": 23,
    "g": 50,
    "b": 119
  },
  "hsl": {
    "h": 223.125,
    "s": 67.606,
    "l": 27.843
  },
  "oklch": {
    "l": 0.34221,
    "c": 0.12291,
    "h": 264.5
  },
  "luminance": 0.03795
}

Semantic roles & 50–950 ramp

primary

#173277

secondary

#AC8D3E

accent

#BA3DEA

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #173277

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

Preview Lab → · Contrast checker → · Palette generator →