#17216D#17216D

#17216D is a dark, vivid blue. Relative luminance 0.024; OKLCH L 29.7% C 0.131 H 270.2°. Best body text is #FFFFFF at 14.24:1 contrast (WCAG AA passes).

Color values

HEX	#17216D
RGB	rgb(23, 33, 109)
HSL	hsl(233, 65%, 26%)
HSV	hsv(233, 79%, 43%)
CMYK	cmyk(78.9%, 69.7%, 0%, 57.3%)
CIE-LAB	lab(17.34, 25.10, -45.19)
CIE-LCH	lch(17.34, 51.69, 299.04°)
OKLab	oklab(29.75% 0.0004 -0.1307)
OKLCH	oklch(29.75% 0.131 270.2)
XYZ	xyz(3.6566, 2.3736, 14.7305)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17216D #6D6317

analogous

#174C6D #17216D #38176D

triadic

#17216D #6D1721 #216D17

tetradic

#17216D #6D174C #6D6317 #176D38

square

#17216D #6D174C #6D6317 #176D38

split-complementary

#17216D #6D3817 #4C6D17

monochromatic

#050819 #0C123A #17216D #2230A0 #2C40D2

Accessibility & contrast

On white

14.24

#17216D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#17216D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17216D

14.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17216D	#FFFFFF	#000000	##FFFFFF
##17216D	1.00	14.24	1.47	14.24
#FFFFFF	14.24	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F6F

Deuteranopia (green-blind)

#00276C

Tritanopia (blue-blind)

#003544

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #17216d;
/* rgb */ color: rgb(23, 33, 109);
/* oklch */ color: oklch(29.7% 0.131 270.2);

Tailwind

colors: {
  custom: {
    50: '#635c98',
    500: '#17216d',
    950: '#000000',
  },
}

SCSS

$custom: #17216d;
$custom-light: #635c98;
$custom-dark: #000000;

JSON

{
  "hex": "#17216d",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 109
  },
  "hsl": {
    "h": 233.023,
    "s": 65.152,
    "l": 25.882
  },
  "oklch": {
    "l": 0.29748,
    "c": 0.13074,
    "h": 270.2
  },
  "luminance": 0.02374
}

Semantic roles & 50–950 ramp

primary

#17216D

secondary

#A3973D

accent

#D540E8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #17216D

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

Preview Lab → · Contrast checker → · Palette generator →