#171372#171372

#171372 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.1% C 0.153 H 272.4°. Best body text is #FFFFFF at 15.30:1 contrast (WCAG AA passes).

Color values

HEX	#171372
RGB	rgb(23, 19, 114)
HSL	hsl(243, 71%, 26%)
HSV	hsv(243, 83%, 45%)
CMYK	cmyk(79.8%, 83.3%, 0%, 55.3%)
CIE-LAB	lab(14.75, 35.73, -52.71)
CIE-LCH	lch(14.75, 63.68, 304.13°)
OKLab	oklab(28.07% 0.0064 -0.1525)
OKLCH	oklch(28.07% 0.153 272.4)
XYZ	xyz(3.6225, 1.8624, 16.0849)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#171372 #6E7213

analogous

#133E72 #171372 #461372

triadic

#171372 #721713 #137217

tetradic

#171372 #72133E #6E7213 #137246

square

#171372 #72133E #6E7213 #137246

split-complementary

#171372 #724613 #3E7213

monochromatic

#05041A #0C0A3E #171372 #221CA6 #2C25DB

Accessibility & contrast

On white

15.30

#171372 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#171372 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #171372

15.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##171372	#FFFFFF	#000000	##FFFFFF
##171372	1.00	15.30	1.37	15.30
#FFFFFF	15.30	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A75

Deuteranopia (green-blind)

#002070

Tritanopia (blue-blind)

#003143

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #171372;
/* rgb */ color: rgb(23, 19, 114);
/* oklch */ color: oklch(28.1% 0.153 272.4);

Tailwind

colors: {
  custom: {
    50: '#66539c',
    500: '#171372',
    950: '#000000',
  },
}

SCSS

$custom: #171372;
$custom-light: #66539c;
$custom-dark: #000000;

JSON

{
  "hex": "#171372",
  "rgb": {
    "r": 23,
    "g": 19,
    "b": 114
  },
  "hsl": {
    "h": 242.526,
    "s": 71.429,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28067,
    "c": 0.15268,
    "h": 272.4
  },
  "luminance": 0.01863
}

Semantic roles & 50–950 ramp

primary

#171372

secondary

#A4A938

accent

#EE3AE7

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020E

muted

#7A787E

Preview Lab

Preview with #171372

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

Preview Lab → · Contrast checker → · Palette generator →