#171163#171163

#171163 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.0% C 0.135 H 274.7°. Best body text is #FFFFFF at 16.19:1 contrast (WCAG AA passes).

Color values

HEX	#171163
RGB	rgb(23, 17, 99)
HSL	hsl(244, 71%, 23%)
HSV	hsv(244, 83%, 39%)
CMYK	cmyk(76.8%, 82.8%, 0%, 61.2%)
CIE-LAB	lab(12.50, 31.66, -46.59)
CIE-LCH	lch(12.50, 56.33, 304.20°)
OKLab	oklab(25.96% 0.0111 -0.1347)
OKLCH	oklch(25.96% 0.135 274.7)
XYZ	xyz(2.8052, 1.4836, 11.9405)
Luminance	0.0148 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171163 #5D6311

analogous

#113463 #171163 #401163

triadic

#171163 #631711 #116317

tetradic

#171163 #631134 #5D6311 #116340

square

#171163 #631134 #5D6311 #116340

split-complementary

#171163 #634011 #346311

monochromatic

#06041A #0B082F #171163 #231A97 #2F23CB

Accessibility & contrast

On white

16.19

#171163 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#171163 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171163

16.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171163	#FFFFFF	#000000	##FFFFFF
##171163	1.00	16.19	1.30	16.19
#FFFFFF	16.19	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002465

Deuteranopia (green-blind)

#001D62

Tritanopia (blue-blind)

#002A3A

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #171163;
/* rgb */ color: rgb(23, 17, 99);
/* oklch */ color: oklch(26.0% 0.135 274.7);

Tailwind

colors: {
  custom: {
    50: '#625190',
    500: '#171163',
    950: '#000000',
  },
}

SCSS

$custom: #171163;
$custom-light: #625190;
$custom-dark: #000000;

JSON

{
  "hex": "#171163",
  "rgb": {
    "r": 23,
    "g": 17,
    "b": 99
  },
  "hsl": {
    "h": 244.39,
    "s": 70.69,
    "l": 22.745
  },
  "oklch": {
    "l": 0.25955,
    "c": 0.13519,
    "h": 274.7
  },
  "luminance": 0.01484
}

Semantic roles & 50–950 ramp

primary

#171163

secondary

#949B34

accent

#ED3AE0

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #171163

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

Preview Lab → · Contrast checker → · Palette generator →