#171964#171964

#171964 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.3% C 0.128 H 272.9°. Best body text is #FFFFFF at 15.45:1 contrast (WCAG AA passes).

Color values

HEX	#171964
RGB	rgb(23, 25, 100)
HSL	hsl(238, 63%, 24%)
HSV	hsv(238, 77%, 39%)
CMYK	cmyk(77%, 75%, 0%, 60.8%)
CIE-LAB	lab(14.38, 27.05, -44.14)
CIE-LCH	lch(14.38, 51.78, 301.50°)
OKLab	oklab(27.32% 0.0065 -0.1277)
OKLCH	oklch(27.32% 0.128 272.9)
XYZ	xyz(3.0005, 1.7972, 12.2429)
Luminance	0.0180 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171964 #646217

analogous

#174064 #171964 #3C1764

triadic

#171964 #641719 #196417

tetradic

#171964 #641740 #646217 #17643C

square

#171964 #641740 #646217 #17643C

split-complementary

#171964 #643C17 #406417

monochromatic

#060619 #0C0D32 #171964 #222596 #2E32C8

Accessibility & contrast

On white

15.45

#171964 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#171964 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171964

15.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171964	#FFFFFF	#000000	##FFFFFF
##171964	1.00	15.45	1.36	15.45
#FFFFFF	15.45	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002866

Deuteranopia (green-blind)

#002163

Tritanopia (blue-blind)

#002E3C

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #171964;
/* rgb */ color: rgb(23, 25, 100);
/* oklch */ color: oklch(27.3% 0.128 272.9);

Tailwind

colors: {
  custom: {
    50: '#625691',
    500: '#171964',
    950: '#000000',
  },
}

SCSS

$custom: #171964;
$custom-light: #625691;
$custom-dark: #000000;

JSON

{
  "hex": "#171964",
  "rgb": {
    "r": 23,
    "g": 25,
    "b": 100
  },
  "hsl": {
    "h": 238.442,
    "s": 62.602,
    "l": 24.118
  },
  "oklch": {
    "l": 0.27324,
    "c": 0.12786,
    "h": 272.9
  },
  "luminance": 0.01798
}

Semantic roles & 50–950 ramp

primary

#171964

secondary

#9A983C

accent

#E142E6

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #171964

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

Preview Lab → · Contrast checker → · Palette generator →