#171673#171673

#171673 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.6% C 0.151 H 271.9°. Best body text is #FFFFFF at 15.01:1 contrast (WCAG AA passes).

Color values

HEX	#171673
RGB	rgb(23, 22, 115)
HSL	hsl(241, 68%, 27%)
HSV	hsv(241, 81%, 45%)
CMYK	cmyk(80%, 80.9%, 0%, 54.9%)
CIE-LAB	lab(15.45, 34.40, -52.19)
CIE-LCH	lch(15.45, 62.51, 303.39°)
OKLab	oklab(28.6% 0.0051 -0.1511)
OKLCH	oklch(28.6% 0.151 271.9)
XYZ	xyz(3.7337, 1.9934, 16.4043)
Luminance	0.0199 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171673 #727316

analogous

#164473 #171673 #461673

triadic

#171673 #731716 #167317

tetradic

#171673 #731644 #727316 #167346

square

#171673 #731644 #727316 #167346

split-complementary

#171673 #734616 #447316

monochromatic

#05051A #0D0C40 #171673 #2120A6 #2E2DD7

Accessibility & contrast

On white

15.01

#171673 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#171673 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171673

15.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171673	#FFFFFF	#000000	##FFFFFF
##171673	1.00	15.01	1.40	15.01
#FFFFFF	15.01	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B76

Deuteranopia (green-blind)

#002271

Tritanopia (blue-blind)

#003244

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #171673;
/* rgb */ color: rgb(23, 22, 115);
/* oklch */ color: oklch(28.6% 0.151 271.9);

Tailwind

colors: {
  custom: {
    50: '#66559c',
    500: '#171673',
    950: '#000000',
  },
}

SCSS

$custom: #171673;
$custom-light: #66559c;
$custom-dark: #000000;

JSON

{
  "hex": "#171673",
  "rgb": {
    "r": 23,
    "g": 22,
    "b": 115
  },
  "hsl": {
    "h": 240.645,
    "s": 67.883,
    "l": 26.863
  },
  "oklch": {
    "l": 0.28596,
    "c": 0.15117,
    "h": 271.9
  },
  "luminance": 0.01994
}

Semantic roles & 50–950 ramp

primary

#171673

secondary

#A8A93C

accent

#EB3DE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #171673

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

Preview Lab → · Contrast checker → · Palette generator →