#171361#171361

#171361 is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.0% C 0.130 H 274.7°. Best body text is #FFFFFF at 16.13:1 contrast (WCAG AA passes).

Color values

HEX	#171361
RGB	rgb(23, 19, 97)
HSL	hsl(243, 67%, 23%)
HSV	hsv(243, 80%, 38%)
CMYK	cmyk(76.3%, 80.4%, 0%, 62%)
CIE-LAB	lab(12.68, 29.77, -44.97)
CIE-LCH	lch(12.68, 53.93, 303.50°)
OKLab	oklab(26.01% 0.0106 -0.1301)
OKLCH	oklch(26.01% 0.13 274.7)
XYZ	xyz(2.7432, 1.5107, 11.4540)
Luminance	0.0151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171361 #5D6113

analogous

#133661 #171361 #3E1361

triadic

#171361 #611713 #136117

tetradic

#171361 #611336 #5D6113 #13613E

square

#171361 #611336 #5D6113 #13613E

split-complementary

#171361 #613E13 #366113

monochromatic

#06051A #0B092E #171361 #231D94 #2F27C7

Accessibility & contrast

On white

16.13

#171361 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#171361 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171361

16.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171361	#FFFFFF	#000000	##FFFFFF
##171361	1.00	16.13	1.30	16.13
#FFFFFF	16.13	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002463

Deuteranopia (green-blind)

#001D60

Tritanopia (blue-blind)

#002A39

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #171361;
/* rgb */ color: rgb(23, 19, 97);
/* oklch */ color: oklch(26.0% 0.130 274.7);

Tailwind

colors: {
  custom: {
    50: '#62528f',
    500: '#171361',
    950: '#000000',
  },
}

SCSS

$custom: #171361;
$custom-light: #62528f;
$custom-dark: #000000;

JSON

{
  "hex": "#171361",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 97
  },
  "hsl": {
    "h": 243.077,
    "s": 67.241,
    "l": 22.745
  },
  "oklch": {
    "l": 0.26006,
    "c": 0.13049,
    "h": 274.7
  },
  "luminance": 0.01511
}

Semantic roles & 50–950 ramp

primary

#171361

secondary

#949937

accent

#EA3EE1

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #171361

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

Preview Lab → · Contrast checker → · Palette generator →