#171969#171969

#171969 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.9% C 0.135 H 272.4°. Best body text is #FFFFFF at 15.22:1 contrast (WCAG AA passes).

Color values

HEX	#171969
RGB	rgb(23, 25, 105)
HSL	hsl(239, 64%, 25%)
HSV	hsv(239, 78%, 41%)
CMYK	cmyk(78.1%, 76.2%, 0%, 58.8%)
CIE-LAB	lab(14.94, 28.94, -46.53)
CIE-LCH	lch(14.94, 54.79, 301.88°)
OKLab	oklab(27.89% 0.0057 -0.1346)
OKLCH	oklch(27.89% 0.135 272.4)
XYZ	xyz(3.2499, 1.8970, 13.5567)
Luminance	0.0190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171969 #696717

analogous

#174269 #171969 #3E1769

triadic

#171969 #691719 #196917

tetradic

#171969 #691742 #696717 #17693E

square

#171969 #691742 #696717 #17693E

split-complementary

#171969 #693E17 #426917

monochromatic

#050619 #0C0D37 #171969 #22259B #2D31CD

Accessibility & contrast

On white

15.22

#171969 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#171969 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171969

15.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171969	#FFFFFF	#000000	##FFFFFF
##171969	1.00	15.22	1.38	15.22
#FFFFFF	15.22	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296B

Deuteranopia (green-blind)

#002268

Tritanopia (blue-blind)

#00303F

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #171969;
/* rgb */ color: rgb(23, 25, 105);
/* oklch */ color: oklch(27.9% 0.135 272.4);

Tailwind

colors: {
  custom: {
    50: '#635695',
    500: '#171969',
    950: '#000000',
  },
}

SCSS

$custom: #171969;
$custom-light: #635695;
$custom-dark: #000000;

JSON

{
  "hex": "#171969",
  "rgb": {
    "r": 23,
    "g": 25,
    "b": 105
  },
  "hsl": {
    "h": 238.537,
    "s": 64.063,
    "l": 25.098
  },
  "oklch": {
    "l": 0.27886,
    "c": 0.13476,
    "h": 272.4
  },
  "luminance": 0.01897
}

Semantic roles & 50–950 ramp

primary

#171969

secondary

#9F9D3D

accent

#E341E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #171969

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

Preview Lab → · Contrast checker → · Palette generator →