#171668#171668

#171668 is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.3% C 0.137 H 273.1°. Best body text is #FFFFFF at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#171668
RGB	rgb(23, 22, 104)
HSL	hsl(241, 65%, 25%)
HSV	hsv(241, 79%, 41%)
CMYK	cmyk(77.9%, 78.8%, 0%, 59.2%)
CIE-LAB	lab(14.15, 30.46, -47.18)
CIE-LCH	lch(14.15, 56.16, 302.85°)
OKLab	oklab(27.29% 0.0075 -0.1365)
OKLCH	oklch(27.29% 0.137 273.1)
XYZ	xyz(3.1381, 1.7551, 13.2674)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171668 #676816

analogous

#163E68 #171668 #401668

triadic

#171668 #681716 #166817

tetradic

#171668 #68163E #676816 #166840

square

#171668 #68163E #676816 #166840

split-complementary

#171668 #684016 #3E6816

monochromatic

#060519 #0C0B35 #171668 #22219B #2D2BCD

Accessibility & contrast

On white

15.54

#171668 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#171668 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171668

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171668	#FFFFFF	#000000	##FFFFFF
##171668	1.00	15.54	1.35	15.54
#FFFFFF	15.54	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00286A

Deuteranopia (green-blind)

#002067

Tritanopia (blue-blind)

#002E3E

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #171668;
/* rgb */ color: rgb(23, 22, 104);
/* oklch */ color: oklch(27.3% 0.137 273.1);

Tailwind

colors: {
  custom: {
    50: '#635494',
    500: '#171668',
    950: '#000000',
  },
}

SCSS

$custom: #171668;
$custom-light: #635494;
$custom-dark: #000000;

JSON

{
  "hex": "#171668",
  "rgb": {
    "r": 23,
    "g": 22,
    "b": 104
  },
  "hsl": {
    "h": 240.732,
    "s": 65.079,
    "l": 24.706
  },
  "oklch": {
    "l": 0.27289,
    "c": 0.13671,
    "h": 273.1
  },
  "luminance": 0.01755
}

Semantic roles & 50–950 ramp

primary

#171668

secondary

#9D9F3B

accent

#E840E6

background

#F6F4F9

surface

#EBE8F2

border

#C6C4CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #171668

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

Preview Lab → · Contrast checker → · Palette generator →