#17216F#17216F

#17216F is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.0% C 0.134 H 270.1°. Best body text is #FFFFFF at 14.15:1 contrast (WCAG AA passes).

Color values

HEX	#17216F
RGB	rgb(23, 33, 111)
HSL	hsl(233, 66%, 26%)
HSV	hsv(233, 79%, 44%)
CMYK	cmyk(79.3%, 70.3%, 0%, 56.5%)
CIE-LAB	lab(17.54, 25.88, -46.16)
CIE-LCH	lch(17.54, 52.92, 299.28°)
OKLab	oklab(29.96% 0.0002 -0.1336)
OKLCH	oklch(29.96% 0.134 270.1)
XYZ	xyz(3.7655, 2.4172, 15.3040)
Luminance	0.0242 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17216F #6F6517

analogous

#174D6F #17216F #39176F

triadic

#17216F #6F1721 #216F17

tetradic

#17216F #6F174D #6F6517 #176F39

square

#17216F #6F174D #6F6517 #176F39

split-complementary

#17216F #6F3917 #4D6F17

monochromatic

#050819 #0C123C #17216F #2230A2 #2D40D3

Accessibility & contrast

On white

14.15

#17216F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#17216F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17216F

14.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17216F	#FFFFFF	#000000	##FFFFFF
##17216F	1.00	14.15	1.48	14.15
#FFFFFF	14.15	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F71

Deuteranopia (green-blind)

#00276E

Tritanopia (blue-blind)

#003645

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #17216f;
/* rgb */ color: rgb(23, 33, 111);
/* oklch */ color: oklch(30.0% 0.134 270.1);

Tailwind

colors: {
  custom: {
    50: '#645c99',
    500: '#17216f',
    950: '#000000',
  },
}

SCSS

$custom: #17216f;
$custom-light: #645c99;
$custom-dark: #000000;

JSON

{
  "hex": "#17216f",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 111
  },
  "hsl": {
    "h": 233.182,
    "s": 65.672,
    "l": 26.275
  },
  "oklch": {
    "l": 0.29957,
    "c": 0.13356,
    "h": 270.1
  },
  "luminance": 0.02418
}

Semantic roles & 50–950 ramp

primary

#17216F

secondary

#A5993D

accent

#D53FE9

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #17216F

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

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