#171063#171063

#171063 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 25.8% C 0.136 H 274.9°. Best body text is #FFFFFF at 16.27:1 contrast (WCAG AA passes).

Color values

HEX	#171063
RGB	rgb(23, 16, 99)
HSL	hsl(245, 72%, 23%)
HSV	hsv(245, 84%, 39%)
CMYK	cmyk(76.8%, 83.8%, 0%, 61.2%)
CIE-LAB	lab(12.31, 32.22, -46.91)
CIE-LCH	lch(12.31, 56.91, 304.48°)
OKLab	oklab(25.82% 0.0116 -0.1357)
OKLCH	oklch(25.82% 0.136 274.9)
XYZ	xyz(2.7900, 1.4533, 11.9354)
Luminance	0.0145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171063 #5C6310

analogous

#103363 #171063 #401063

triadic

#171063 #631710 #106317

tetradic

#171063 #631033 #5C6310 #106340

square

#171063 #631033 #5C6310 #106340

split-complementary

#171063 #634010 #336310

monochromatic

#06041A #0B072E #171063 #231998 #2F21CC

Accessibility & contrast

On white

16.27

#171063 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#171063 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171063

16.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171063	#FFFFFF	#000000	##FFFFFF
##171063	1.00	16.27	1.29	16.27
#FFFFFF	16.27	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002465

Deuteranopia (green-blind)

#001C62

Tritanopia (blue-blind)

#002939

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #171063;
/* rgb */ color: rgb(23, 16, 99);
/* oklch */ color: oklch(25.8% 0.136 274.9);

Tailwind

colors: {
  custom: {
    50: '#635090',
    500: '#171063',
    950: '#000000',
  },
}

SCSS

$custom: #171063;
$custom-light: #635090;
$custom-dark: #000000;

JSON

{
  "hex": "#171063",
  "rgb": {
    "r": 23,
    "g": 16,
    "b": 99
  },
  "hsl": {
    "h": 245.06,
    "s": 72.174,
    "l": 22.549
  },
  "oklch": {
    "l": 0.25819,
    "c": 0.13615,
    "h": 274.9
  },
  "luminance": 0.01454
}

Semantic roles & 50–950 ramp

primary

#171063

secondary

#939C33

accent

#EF39E0

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #171063

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

Preview Lab → · Contrast checker → · Palette generator →