#17348D#17348D

#17348D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.7% C 0.152 H 265.4°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#17348D
RGB	rgb(23, 52, 141)
HSL	hsl(225, 72%, 32%)
HSV	hsv(225, 84%, 55%)
CMYK	cmyk(83.7%, 63.1%, 0%, 44.7%)
CIE-LAB	lab(25.44, 24.64, -52.21)
CIE-LCH	lch(25.44, 57.73, 295.27°)
OKLab	oklab(36.66% -0.0122 -0.1511)
OKLCH	oklch(36.66% 0.152 265.4)
XYZ	xyz(6.3874, 4.5605, 25.7378)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17348D #8D7017

analogous

#176F8D #17348D #35178D

triadic

#17348D #8D1734 #348D17

tetradic

#17348D #8D176F #8D7017 #178D35

square

#17348D #8D176F #8D7017 #178D35

split-complementary

#17348D #8D3517 #6F8D17

monochromatic

#060D24 #0E2158 #17348D #2047C2 #3F66E0

Accessibility & contrast

On white

10.98

#17348D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#17348D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17348D

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17348D	#FFFFFF	#000000	##FFFFFF
##17348D	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004290

Deuteranopia (green-blind)

#00378B

Tritanopia (blue-blind)

#004B5B

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #17348d;
/* rgb */ color: rgb(23, 52, 141);
/* oklch */ color: oklch(36.7% 0.152 265.4);

Tailwind

colors: {
  custom: {
    50: '#6b6baf',
    500: '#17348d',
    950: '#000000',
  },
}

SCSS

$custom: #17348d;
$custom-light: #6b6baf;
$custom-dark: #000000;

JSON

{
  "hex": "#17348d",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 141
  },
  "hsl": {
    "h": 225.254,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.36657,
    "c": 0.15156,
    "h": 265.4
  },
  "luminance": 0.04561
}

Semantic roles & 50–950 ramp

primary

#17348D

secondary

#C0A040

accent

#C239EF

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080610

muted

#7B7A7F

Preview Lab

Preview with #17348D

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

Preview Lab → · Contrast checker → · Palette generator →