#171886#171886

#171886 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 31.2% C 0.173 H 270.1°. Best body text is #FFFFFF at 13.89:1 contrast (WCAG AA passes).

Color values

HEX	#171886
RGB	rgb(23, 24, 134)
HSL	hsl(239, 71%, 31%)
HSV	hsv(239, 83%, 53%)
CMYK	cmyk(82.8%, 82.1%, 0%, 47.5%)
CIE-LAB	lab(18.17, 39.83, -59.82)
CIE-LCH	lch(18.17, 71.86, 303.66°)
OKLab	oklab(31.18% 0.0004 -0.1732)
OKLCH	oklch(31.18% 0.173 270.1)
XYZ	xyz(4.9816, 2.5561, 22.7805)
Luminance	0.0256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171886 #868517

analogous

#175086 #171886 #4D1786

triadic

#171886 #861718 #188617

tetradic

#171886 #861750 #868517 #17864D

square

#171886 #861750 #868517 #17864D

split-complementary

#171886 #864D17 #508617

monochromatic

#05051E #0E0F52 #171886 #2021BA #3A3CDD

Accessibility & contrast

On white

13.89

#171886 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#171886 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171886

13.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171886	#FFFFFF	#000000	##FFFFFF
##171886	1.00	13.89	1.51	13.89
#FFFFFF	13.89	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003289

Deuteranopia (green-blind)

#002784

Tritanopia (blue-blind)

#003A4F

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #171886;
/* rgb */ color: rgb(23, 24, 134);
/* oklch */ color: oklch(31.2% 0.173 270.1);

Tailwind

colors: {
  custom: {
    50: '#6b57ab',
    500: '#171886',
    950: '#000000',
  },
}

SCSS

$custom: #171886;
$custom-light: #6b57ab;
$custom-dark: #000000;

JSON

{
  "hex": "#171886",
  "rgb": {
    "r": 23,
    "g": 24,
    "b": 134
  },
  "hsl": {
    "h": 239.459,
    "s": 70.701,
    "l": 30.784
  },
  "oklch": {
    "l": 0.31178,
    "c": 0.17321,
    "h": 270.1
  },
  "luminance": 0.02557
}

Semantic roles & 50–950 ramp

primary

#171886

secondary

#BAB93F

accent

#EC3AED

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #171886

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

Preview Lab → · Contrast checker → · Palette generator →