#171874#171874

#171874 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.0% C 0.150 H 271.6°. Best body text is #FFFFFF at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#171874
RGB	rgb(23, 24, 116)
HSL	hsl(239, 67%, 27%)
HSV	hsv(239, 80%, 45%)
CMYK	cmyk(80.2%, 79.3%, 0%, 54.5%)
CIE-LAB	lab(15.98, 33.58, -51.96)
CIE-LCH	lch(15.98, 61.87, 302.87°)
OKLab	oklab(29.01% 0.0041 -0.1504)
OKLCH	oklch(29.01% 0.15 271.6)
XYZ	xyz(3.8313, 2.0960, 16.7223)
Luminance	0.0210 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171874 #747317

analogous

#174674 #171874 #451774

triadic

#171874 #741718 #187417

tetradic

#171874 #741746 #747317 #177445

square

#171874 #741746 #747317 #177445

split-complementary

#171874 #744517 #467417

monochromatic

#05051A #0D0D41 #171874 #2123A7 #3031D6

Accessibility & contrast

On white

14.80

#171874 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#171874 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171874

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171874	#FFFFFF	#000000	##FFFFFF
##171874	1.00	14.80	1.42	14.80
#FFFFFF	14.80	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C77

Deuteranopia (green-blind)

#002372

Tritanopia (blue-blind)

#003345

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #171874;
/* rgb */ color: rgb(23, 24, 116);
/* oklch */ color: oklch(29.0% 0.150 271.6);

Tailwind

colors: {
  custom: {
    50: '#66569d',
    500: '#171874',
    950: '#000000',
  },
}

SCSS

$custom: #171874;
$custom-light: #66569d;
$custom-dark: #000000;

JSON

{
  "hex": "#171874",
  "rgb": {
    "r": 23,
    "g": 24,
    "b": 116
  },
  "hsl": {
    "h": 239.355,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.29005,
    "c": 0.15049,
    "h": 271.6
  },
  "luminance": 0.02096
}

Semantic roles & 50–950 ramp

primary

#171874

secondary

#A9A83D

accent

#E83EEA

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #171874

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

Preview Lab → · Contrast checker → · Palette generator →