#17348F#17348F

#17348F is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.154 H 265.5°. Best body text is #FFFFFF at 10.91:1 contrast (WCAG AA passes).

Color values

HEX	#17348F
RGB	rgb(23, 52, 143)
HSL	hsl(226, 72%, 33%)
HSV	hsv(226, 84%, 56%)
CMYK	cmyk(83.9%, 63.6%, 0%, 43.9%)
CIE-LAB	lab(25.63, 25.44, -53.15)
CIE-LCH	lch(25.63, 58.92, 295.58°)
OKLab	oklab(36.85% -0.0122 -0.1538)
OKLCH	oklch(36.85% 0.154 265.5)
XYZ	xyz(6.5375, 4.6205, 26.5286)
Luminance	0.0462 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17348F #8F7217

analogous

#17708F #17348F #36178F

triadic

#17348F #8F1734 #348F17

tetradic

#17348F #8F1770 #8F7217 #178F36

square

#17348F #8F1770 #8F7217 #178F36

split-complementary

#17348F #8F3617 #708F17

monochromatic

#060E26 #0F215A #17348F #1F47C4 #4067E0

Accessibility & contrast

On white

10.91

#17348F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#17348F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17348F

10.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17348F	#FFFFFF	#000000	##FFFFFF
##17348F	1.00	10.91	1.92	10.91
#FFFFFF	10.91	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004292

Deuteranopia (green-blind)

#00378D

Tritanopia (blue-blind)

#004C5C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #17348f;
/* rgb */ color: rgb(23, 52, 143);
/* oklch */ color: oklch(36.8% 0.154 265.5);

Tailwind

colors: {
  custom: {
    50: '#6b6bb1',
    500: '#17348f',
    950: '#000000',
  },
}

SCSS

$custom: #17348f;
$custom-light: #6b6bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#17348f",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 143
  },
  "hsl": {
    "h": 225.5,
    "s": 72.289,
    "l": 32.549
  },
  "oklch": {
    "l": 0.36847,
    "c": 0.15431,
    "h": 265.5
  },
  "luminance": 0.04621
}

Semantic roles & 50–950 ramp

primary

#17348F

secondary

#C1A241

accent

#C339EF

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080611

muted

#7B7A80

Preview Lab

Preview with #17348F

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

Preview Lab → · Contrast checker → · Palette generator →