#17217A#17217A

#17217A is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.1% C 0.149 H 269.6°. Best body text is #FFFFFF at 13.68:1 contrast (WCAG AA passes).

Color values

HEX	#17217A
RGB	rgb(23, 33, 122)
HSL	hsl(234, 68%, 28%)
HSV	hsv(234, 81%, 48%)
CMYK	cmyk(81.1%, 73%, 0%, 52.2%)
CIE-LAB	lab(18.69, 30.13, -51.35)
CIE-LCH	lch(18.69, 59.53, 300.40°)
OKLab	oklab(31.14% -0.0009 -0.1487)
OKLCH	oklch(31.14% 0.149 269.6)
XYZ	xyz(4.4089, 2.6745, 18.6925)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17217A #7A7017

analogous

#17527A #17217A #3E177A

triadic

#17217A #7A1721 #217A17

tetradic

#17217A #7A1752 #7A7017 #177A3E

square

#17217A #7A1752 #7A7017 #177A3E

split-complementary

#17217A #7A3E17 #527A17

monochromatic

#05071A #0D1347 #17217A #212FAD #3344D9

Accessibility & contrast

On white

13.68

#17217A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#17217A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17217A

13.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17217A	#FFFFFF	#000000	##FFFFFF
##17217A	1.00	13.68	1.54	13.68
#FFFFFF	13.68	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327D

Deuteranopia (green-blind)

#002978

Tritanopia (blue-blind)

#003A4B

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #17217a;
/* rgb */ color: rgb(23, 33, 122);
/* oklch */ color: oklch(31.1% 0.149 269.6);

Tailwind

colors: {
  custom: {
    50: '#675ca1',
    500: '#17217a',
    950: '#000000',
  },
}

SCSS

$custom: #17217a;
$custom-light: #675ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#17217a",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 122
  },
  "hsl": {
    "h": 233.939,
    "s": 68.276,
    "l": 28.431
  },
  "oklch": {
    "l": 0.31139,
    "c": 0.14869,
    "h": 269.6
  },
  "luminance": 0.02675
}

Semantic roles & 50–950 ramp

primary

#17217A

secondary

#AFA43E

accent

#DA3DEB

background

#F6F5FA

surface

#EBE9F3

border

#C6C5CD

text

#07040F

muted

#7A797F

Preview Lab

Preview with #17217A

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

Preview Lab → · Contrast checker → · Palette generator →