#172690#172690

#172690 is a dark, vivid blue. Relative luminance 0.036; OKLCH L 34.4% C 0.172 H 268.1°. Best body text is #FFFFFF at 12.23:1 contrast (WCAG AA passes).

Color values

HEX	#172690
RGB	rgb(23, 38, 144)
HSL	hsl(233, 72%, 33%)
HSV	hsv(233, 84%, 56%)
CMYK	cmyk(84%, 73.6%, 0%, 43.5%)
CIE-LAB	lab(22.24, 35.14, -59.34)
CIE-LCH	lch(22.24, 68.97, 300.64°)
OKLab	oklab(34.4% -0.0057 -0.172)
OKLCH	oklch(34.4% 0.172 268.1)
XYZ	xyz(6.0788, 3.5813, 26.7510)
Luminance	0.0358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172690 #908117

analogous

#176290 #172690 #441790

triadic

#172690 #901726 #269017

tetradic

#172690 #901762 #908117 #179044

square

#172690 #901762 #908117 #179044

split-complementary

#172690 #904417 #629017

monochromatic

#060A26 #0F185B #172690 #1F34C5 #4155E1

Accessibility & contrast

On white

12.23

#172690 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#172690 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172690

12.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172690	#FFFFFF	#000000	##FFFFFF
##172690	1.00	12.23	1.72	12.23
#FFFFFF	12.23	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B93

Deuteranopia (green-blind)

#002F8E

Tritanopia (blue-blind)

#004458

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #172690;
/* rgb */ color: rgb(23, 38, 144);
/* oklch */ color: oklch(34.4% 0.172 268.1);

Tailwind

colors: {
  custom: {
    50: '#6d61b2',
    500: '#172690',
    950: '#000000',
  },
}

SCSS

$custom: #172690;
$custom-light: #6d61b2;
$custom-dark: #000000;

JSON

{
  "hex": "#172690",
  "rgb": {
    "r": 23,
    "g": 38,
    "b": 144
  },
  "hsl": {
    "h": 232.562,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.34401,
    "c": 0.17206,
    "h": 268.1
  },
  "luminance": 0.03582
}

Semantic roles & 50–950 ramp

primary

#172690

secondary

#C1B142

accent

#D939EF

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#080511

muted

#7B7980

Preview Lab

Preview with #172690

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

Preview Lab → · Contrast checker → · Palette generator →