#17328F#17328F

#17328F is a dark, vivid blue. Relative luminance 0.044; OKLCH L 36.5% C 0.157 H 265.9°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#17328F
RGB	rgb(23, 50, 143)
HSL	hsl(227, 72%, 33%)
HSV	hsv(227, 84%, 56%)
CMYK	cmyk(83.9%, 65%, 0%, 43.9%)
CIE-LAB	lab(25.09, 26.82, -54.02)
CIE-LCH	lch(25.09, 60.31, 296.40°)
OKLab	oklab(36.45% -0.0111 -0.1564)
OKLCH	oklch(36.45% 0.157 265.9)
XYZ	xyz(6.4501, 4.4458, 26.4994)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17328F #8F7417

analogous

#176E8F #17328F #38178F

triadic

#17328F #8F1732 #328F17

tetradic

#17328F #8F176E #8F7417 #178F38

square

#17328F #8F176E #8F7417 #178F38

split-complementary

#17328F #8F3817 #6E8F17

monochromatic

#060D26 #0F205A #17328F #1F44C4 #4064E0

Accessibility & contrast

On white

11.11

#17328F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#17328F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17328F

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17328F	#FFFFFF	#000000	##FFFFFF
##17328F	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004192

Deuteranopia (green-blind)

#00368D

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #17328f;
/* rgb */ color: rgb(23, 50, 143);
/* oklch */ color: oklch(36.5% 0.157 265.9);

Tailwind

colors: {
  custom: {
    50: '#6b69b1',
    500: '#17328f',
    950: '#000000',
  },
}

SCSS

$custom: #17328f;
$custom-light: #6b69b1;
$custom-dark: #000000;

JSON

{
  "hex": "#17328f",
  "rgb": {
    "r": 23,
    "g": 50,
    "b": 143
  },
  "hsl": {
    "h": 226.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.36453,
    "c": 0.15679,
    "h": 265.9
  },
  "luminance": 0.04447
}

Semantic roles & 50–950 ramp

primary

#17328F

secondary

#C1A441

accent

#C639EF

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #17328F

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

Preview Lab → · Contrast checker → · Palette generator →