#17217D#17217D

#17217D is a dark, vivid blue. Relative luminance 0.028; OKLCH L 31.5% C 0.153 H 269.5°. Best body text is #FFFFFF at 13.55:1 contrast (WCAG AA passes).

Color values

HEX	#17217D
RGB	rgb(23, 33, 125)
HSL	hsl(234, 69%, 29%)
HSV	hsv(234, 82%, 49%)
CMYK	cmyk(81.6%, 73.6%, 0%, 51%)
CIE-LAB	lab(19.01, 31.26, -52.72)
CIE-LCH	lch(19.01, 61.29, 300.66°)
OKLab	oklab(31.47% -0.0013 -0.1527)
OKLCH	oklch(31.47% 0.153 269.5)
XYZ	xyz(4.5976, 2.7500, 19.6866)
Luminance	0.0275 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17217D #7D7317

analogous

#17547D #17217D #40177D

triadic

#17217D #7D1721 #217D17

tetradic

#17217D #7D1754 #7D7317 #177D40

square

#17217D #7D1754 #7D7317 #177D40

split-complementary

#17217D #7D4017 #547D17

monochromatic

#05071A #0D1349 #17217D #212FB1 #3545DA

Accessibility & contrast

On white

13.55

#17217D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#17217D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17217D

13.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17217D	#FFFFFF	#000000	##FFFFFF
##17217D	1.00	13.55	1.55	13.55
#FFFFFF	13.55	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003380

Deuteranopia (green-blind)

#00297B

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #17217d;
/* rgb */ color: rgb(23, 33, 125);
/* oklch */ color: oklch(31.5% 0.153 269.5);

Tailwind

colors: {
  custom: {
    50: '#685da4',
    500: '#17217d',
    950: '#000000',
  },
}

SCSS

$custom: #17217d;
$custom-light: #685da4;
$custom-dark: #000000;

JSON

{
  "hex": "#17217d",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 125
  },
  "hsl": {
    "h": 234.118,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.31468,
    "c": 0.15272,
    "h": 269.5
  },
  "luminance": 0.02751
}

Semantic roles & 50–950 ramp

primary

#17217D

secondary

#B2A63E

accent

#DB3CEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #17217D

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

Preview Lab → · Contrast checker → · Palette generator →