#17217C#17217C

#17217C is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.4% C 0.151 H 269.6°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#17217C
RGB	rgb(23, 33, 124)
HSL	hsl(234, 69%, 29%)
HSV	hsv(234, 81%, 49%)
CMYK	cmyk(81.5%, 73.4%, 0%, 51.4%)
CIE-LAB	lab(18.91, 30.88, -52.27)
CIE-LCH	lch(18.91, 60.71, 300.58°)
OKLab	oklab(31.36% -0.0012 -0.1514)
OKLCH	oklch(31.36% 0.151 269.6)
XYZ	xyz(4.5340, 2.7246, 19.3518)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17217C #7C7217

analogous

#17547C #17217C #40177C

triadic

#17217C #7C1721 #217C17

tetradic

#17217C #7C1754 #7C7217 #177C40

square

#17217C #7C1754 #7C7217 #177C40

split-complementary

#17217C #7C4017 #547C17

monochromatic

#05071A #0D1348 #17217C #212FB0 #3444D9

Accessibility & contrast

On white

13.59

#17217C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#17217C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17217C

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17217C	#FFFFFF	#000000	##FFFFFF
##17217C	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337F

Deuteranopia (green-blind)

#00297A

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #17217c;
/* rgb */ color: rgb(23, 33, 124);
/* oklch */ color: oklch(31.4% 0.151 269.6);

Tailwind

colors: {
  custom: {
    50: '#685da3',
    500: '#17217c',
    950: '#000000',
  },
}

SCSS

$custom: #17217c;
$custom-light: #685da3;
$custom-dark: #000000;

JSON

{
  "hex": "#17217c",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 124
  },
  "hsl": {
    "h": 234.059,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.31358,
    "c": 0.15138,
    "h": 269.6
  },
  "luminance": 0.02725
}

Semantic roles & 50–950 ramp

primary

#17217C

secondary

#B1A53E

accent

#DA3CEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #17217C

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

Preview Lab → · Contrast checker → · Palette generator →