#172281#172281

#172281 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.1% C 0.157 H 269.2°. Best body text is #FFFFFF at 13.27:1 contrast (WCAG AA passes).

Color values

HEX	#172281
RGB	rgb(23, 34, 129)
HSL	hsl(234, 70%, 30%)
HSV	hsv(234, 82%, 51%)
CMYK	cmyk(82.2%, 73.6%, 0%, 49.4%)
CIE-LAB	lab(19.68, 32.12, -54.16)
CIE-LCH	lch(19.68, 62.97, 300.67°)
OKLab	oklab(32.08% -0.0022 -0.1569)
OKLCH	oklch(32.08% 0.157 269.2)
XYZ	xyz(4.8865, 2.9106, 21.0689)
Luminance	0.0291 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#172281 #817617

analogous

#175781 #172281 #411781

triadic

#172281 #811722 #228117

tetradic

#172281 #811757 #817617 #178141

square

#172281 #811757 #817617 #178141

split-complementary

#172281 #814117 #578117

monochromatic

#05071A #0E144D #172281 #2030B5 #3748DB

Accessibility & contrast

On white

13.27

#172281 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#172281 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #172281

13.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##172281	#FFFFFF	#000000	##FFFFFF
##172281	1.00	13.27	1.58	13.27
#FFFFFF	13.27	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003584

Deuteranopia (green-blind)

#002A7F

Tritanopia (blue-blind)

#003D4F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #172281;
/* rgb */ color: rgb(23, 34, 129);
/* oklch */ color: oklch(32.1% 0.157 269.2);

Tailwind

colors: {
  custom: {
    50: '#695da7',
    500: '#172281',
    950: '#000000',
  },
}

SCSS

$custom: #172281;
$custom-light: #695da7;
$custom-dark: #000000;

JSON

{
  "hex": "#172281",
  "rgb": {
    "r": 23,
    "g": 34,
    "b": 129
  },
  "hsl": {
    "h": 233.774,
    "s": 69.737,
    "l": 29.804
  },
  "oklch": {
    "l": 0.32079,
    "c": 0.15691,
    "h": 269.2
  },
  "luminance": 0.02911
}

Semantic roles & 50–950 ramp

primary

#172281

secondary

#B5A93E

accent

#DA3BED

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#070410

muted

#7A797F

Preview Lab

Preview with #172281

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

Preview Lab → · Contrast checker → · Palette generator →