#17348E#17348E

#17348E is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.8% C 0.153 H 265.4°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#17348E
RGB	rgb(23, 52, 142)
HSL	hsl(225, 72%, 32%)
HSV	hsv(225, 84%, 56%)
CMYK	cmyk(83.8%, 63.4%, 0%, 44.3%)
CIE-LAB	lab(25.53, 25.04, -52.68)
CIE-LCH	lch(25.53, 58.33, 295.43°)
OKLab	oklab(36.75% -0.0122 -0.1524)
OKLCH	oklch(36.75% 0.153 265.4)
XYZ	xyz(6.4621, 4.5904, 26.1314)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17348E #8E7117

analogous

#17708E #17348E #35178E

triadic

#17348E #8E1734 #348E17

tetradic

#17348E #8E1770 #8E7117 #178E35

square

#17348E #8E1770 #8E7117 #178E35

split-complementary

#17348E #8E3517 #708E17

monochromatic

#060D25 #0E2159 #17348E #2047C3 #3F67E0

Accessibility & contrast

On white

10.95

#17348E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#17348E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17348E

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17348E	#FFFFFF	#000000	##FFFFFF
##17348E	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004291

Deuteranopia (green-blind)

#00378C

Tritanopia (blue-blind)

#004B5C

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #17348e;
/* rgb */ color: rgb(23, 52, 142);
/* oklch */ color: oklch(36.8% 0.153 265.4);

Tailwind

colors: {
  custom: {
    50: '#6b6bb0',
    500: '#17348e',
    950: '#000000',
  },
}

SCSS

$custom: #17348e;
$custom-light: #6b6bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#17348e",
  "rgb": {
    "r": 23,
    "g": 52,
    "b": 142
  },
  "hsl": {
    "h": 225.378,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.36752,
    "c": 0.15294,
    "h": 265.4
  },
  "luminance": 0.04591
}

Semantic roles & 50–950 ramp

primary

#17348E

secondary

#C0A140

accent

#C339EF

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#080611

muted

#7B7A80

Preview Lab

Preview with #17348E

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

Preview Lab → · Contrast checker → · Palette generator →