#171369#171369

#171369 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.0% C 0.141 H 273.5°. Best body text is #FFFFFF at 15.75:1 contrast (WCAG AA passes).

Color values

HEX#171369
RGBrgb(23, 19, 105)
HSLhsl(243, 69%, 24%)
HSVhsv(243, 82%, 41%)
CMYKcmyk(78.1%, 81.9%, 0%, 58.8%)
CIE-LABlab(13.64, 32.61, -48.68)
CIE-LCHlch(13.64, 58.59, 303.82°)
OKLaboklab(26.96% 0.0087 -0.1408)
OKLCHoklch(26.96% 0.141 273.5)
XYZxyz(3.1352, 1.6675, 13.5185)
Luminance0.0167 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#171369 #656913
analogous
#133A69 #171369 #421369
triadic
#171369 #691713 #136917
tetradic
#171369 #69133A #656913 #136942
square
#171369 #69133A #656913 #136942
split-complementary
#171369 #694213 #3A6913
monochromatic
#06051A #0C0A35 #171369 #221C9D #2E26D1

Accessibility & contrast

On white

15.75
#171369 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.33
#171369 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171369
15.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##171369#FFFFFF#000000##FFFFFF
##1713691.0015.751.3315.75
#FFFFFF15.751.0021.001.00
#0000001.3321.001.0021.00
##FFFFFF15.751.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00276B
Deuteranopia (green-blind)
#001F68
Tritanopia (blue-blind)
#002D3E
Achromatopsia (no color)
#232323

Design tokens & code

CSS
--color: #171369;
/* rgb */ color: rgb(23, 19, 105);
/* oklch */ color: oklch(27.0% 0.141 273.5);
Tailwind
colors: {
  custom: {
    50: '#645295',
    500: '#171369',
    950: '#000000',
  },
}
SCSS
$custom: #171369;
$custom-light: #645295;
$custom-dark: #000000;
JSON
{
  "hex": "#171369",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 105
  },
  "hsl": {
    "h": 242.791,
    "s": 69.355,
    "l": 24.314
  },
  "oklch": {
    "l": 0.26964,
    "c": 0.14111,
    "h": 273.5
  },
  "luminance": 0.01668
}

Semantic roles & 50–950 ramp

primary
#171369
secondary
#9BA038
accent
#EC3CE4
background
#F6F4F9
surface
#EBE7F2
border
#C6C3CC
text
#06020D
muted
#7A787E

Preview Lab

Preview with #171369

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

Preview Lab → · Contrast checker → · Palette generator →

#171369 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva