#17218E#17218E

#17218E is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.4% C 0.175 H 268.8°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#17218E
RGB	rgb(23, 33, 142)
HSL	hsl(235, 72%, 32%)
HSV	hsv(235, 84%, 56%)
CMYK	cmyk(83.8%, 76.8%, 0%, 44.3%)
CIE-LAB	lab(20.91, 37.49, -60.28)
CIE-LCH	lch(20.91, 70.99, 301.88°)
OKLab	oklab(33.39% -0.0037 -0.1747)
OKLCH	oklch(33.39% 0.175 268.8)
XYZ	xyz(5.7780, 3.2222, 25.9034)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17218E #8E8417

analogous

#175D8E #17218E #49178E

triadic

#17218E #8E1721 #218E17

tetradic

#17218E #8E175D #8E8417 #178E49

square

#17218E #8E175D #8E8417 #178E49

split-complementary

#17218E #8E4917 #5D8E17

monochromatic

#060925 #0E1559 #17218E #202DC3 #3F4DE0

Accessibility & contrast

On white

12.77

#17218E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#17218E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17218E

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17218E	#FFFFFF	#000000	##FFFFFF
##17218E	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003891

Deuteranopia (green-blind)

#002C8C

Tritanopia (blue-blind)

#004156

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #17218e;
/* rgb */ color: rgb(23, 33, 142);
/* oklch */ color: oklch(33.4% 0.175 268.8);

Tailwind

colors: {
  custom: {
    50: '#6d5db0',
    500: '#17218e',
    950: '#000000',
  },
}

SCSS

$custom: #17218e;
$custom-light: #6d5db0;
$custom-dark: #000000;

JSON

{
  "hex": "#17218e",
  "rgb": {
    "r": 23,
    "g": 33,
    "b": 142
  },
  "hsl": {
    "h": 234.958,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33389,
    "c": 0.17472,
    "h": 268.8
  },
  "luminance": 0.03223
}

Semantic roles & 50–950 ramp

primary

#17218E

secondary

#C0B640

accent

#E039EF

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#080411

muted

#7B7980

Preview Lab

Preview with #17218E

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

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