#17105D#17105D

#17105D is a dark, vivid blue. Relative luminance 0.013; OKLCH L 25.1% C 0.128 H 275.9°. Best body text is #FFFFFF at 16.55:1 contrast (WCAG AA passes).

Color values

HEX#17105D
RGBrgb(23, 16, 93)
HSLhsl(245, 71%, 21%)
HSVhsv(245, 83%, 36%)
CMYKcmyk(75.3%, 82.8%, 0%, 63.5%)
CIE-LABlab(11.57, 30.13, -44.12)
CIE-LCHlch(11.57, 53.43, 304.33°)
OKLaboklab(25.09% 0.0132 -0.1275)
OKLCHoklch(25.09% 0.128 275.9)
XYZxyz(2.5138, 1.3428, 10.4805)
Luminance0.0134 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#17105D #565D10
analogous
#10305D #17105D #3E105D
triadic
#17105D #5D1710 #105D17
tetradic
#17105D #5D1030 #565D10 #105D3E
square
#17105D #5D1030 #565D10 #105D3E
split-complementary
#17105D #5D3E10 #305D10
monochromatic
#06041A #0A0729 #17105D #241991 #3122C5

Accessibility & contrast

On white

16.55
#17105D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.27
#17105D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17105D
16.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##17105D#FFFFFF#000000##FFFFFF
##17105D1.0016.551.2716.55
#FFFFFF16.551.0021.001.00
#0000001.2721.001.0021.00
##FFFFFF16.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#00225F
Deuteranopia (green-blind)
#001B5C
Tritanopia (blue-blind)
#002736
Achromatopsia (no color)
#1F1F1F

Design tokens & code

CSS
--color: #17105d;
/* rgb */ color: rgb(23, 16, 93);
/* oklch */ color: oklch(25.1% 0.128 275.9);
Tailwind
colors: {
  custom: {
    50: '#61508c',
    500: '#17105d',
    950: '#000000',
  },
}
SCSS
$custom: #17105d;
$custom-light: #61508c;
$custom-dark: #000000;
JSON
{
  "hex": "#17105d",
  "rgb": {
    "r": 23,
    "g": 16,
    "b": 93
  },
  "hsl": {
    "h": 245.455,
    "s": 70.642,
    "l": 21.373
  },
  "oklch": {
    "l": 0.25087,
    "c": 0.12823,
    "h": 275.9
  },
  "luminance": 0.01343
}

Semantic roles & 50–950 ramp

primary
#17105D
secondary
#8D9633
accent
#ED3ADD
background
#F6F4F8
surface
#EBE7F0
border
#C6C3CB
text
#06020C
muted
#7A787D

Preview Lab

Preview with #17105D

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

Preview Lab → · Contrast checker → · Palette generator →

#17105D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva