#171374#171374

#171374 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.3% C 0.155 H 272.2°. Best body text is #FFFFFF at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#171374
RGB	rgb(23, 19, 116)
HSL	hsl(242, 72%, 26%)
HSV	hsv(242, 84%, 45%)
CMYK	cmyk(80.2%, 83.6%, 0%, 54.5%)
CIE-LAB	lab(15.00, 36.41, -53.59)
CIE-LCH	lch(15.00, 64.79, 304.19°)
OKLab	oklab(28.32% 0.006 -0.1551)
OKLCH	oklch(28.32% 0.155 272.2)
XYZ	xyz(3.7375, 1.9085, 16.6910)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171374 #707413

analogous

#134074 #171374 #481374

triadic

#171374 #741713 #137417

tetradic

#171374 #741340 #707413 #137448

square

#171374 #741340 #707413 #137448

split-complementary

#171374 #744813 #407413

monochromatic

#05041A #0D0A3F #171374 #211CA9 #2D26DB

Accessibility & contrast

On white

15.20

#171374 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#171374 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171374

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171374	#FFFFFF	#000000	##FFFFFF
##171374	1.00	15.20	1.38	15.20
#FFFFFF	15.20	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A77

Deuteranopia (green-blind)

#002172

Tritanopia (blue-blind)

#003144

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #171374;
/* rgb */ color: rgb(23, 19, 116);
/* oklch */ color: oklch(28.3% 0.155 272.2);

Tailwind

colors: {
  custom: {
    50: '#67539d',
    500: '#171374',
    950: '#000000',
  },
}

SCSS

$custom: #171374;
$custom-light: #67539d;
$custom-dark: #000000;

JSON

{
  "hex": "#171374",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 116
  },
  "hsl": {
    "h": 242.474,
    "s": 71.852,
    "l": 26.471
  },
  "oklch": {
    "l": 0.28315,
    "c": 0.1552,
    "h": 272.2
  },
  "luminance": 0.01909
}

Semantic roles & 50–950 ramp

primary

#171374

secondary

#A6AA38

accent

#EF39E7

background

#F6F4F9

surface

#ECE7F2

border

#C7C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #171374

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

Preview Lab → · Contrast checker → · Palette generator →