#17408A#17408A

#17408A is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.0% C 0.132 H 261.1°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#17408A
RGB	rgb(23, 64, 138)
HSL	hsl(219, 71%, 32%)
HSV	hsv(219, 83%, 54%)
CMYK	cmyk(83.3%, 53.6%, 0%, 45.9%)
CIE-LAB	lab(28.60, 15.05, -45.21)
CIE-LCH	lch(28.60, 47.65, 288.41°)
OKLab	oklab(38.95% -0.0204 -0.1303)
OKLCH	oklch(38.95% 0.132 261.1)
XYZ	xyz(6.7725, 5.6831, 24.7798)
Luminance	0.0568 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17408A #8A6117

analogous

#177A8A #17408A #28178A

triadic

#17408A #8A1740 #408A17

tetradic

#17408A #8A177A #8A6117 #178A28

square

#17408A #8A177A #8A6117 #178A28

split-complementary

#17408A #8A2817 #7A8A17

monochromatic

#060F21 #0E2856 #17408A #2058BE #3D76DF

Accessibility & contrast

On white

9.83

#17408A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#17408A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17408A

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17408A	#FFFFFF	#000000	##FFFFFF
##17408A	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B498D

Deuteranopia (green-blind)

#003E89

Tritanopia (blue-blind)

#00525E

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #17408a;
/* rgb */ color: rgb(23, 64, 138);
/* oklch */ color: oklch(39.0% 0.132 261.1);

Tailwind

colors: {
  custom: {
    50: '#6974ad',
    500: '#17408a',
    950: '#000000',
  },
}

SCSS

$custom: #17408a;
$custom-light: #6974ad;
$custom-dark: #000000;

JSON

{
  "hex": "#17408a",
  "rgb": {
    "r": 23,
    "g": 64,
    "b": 138
  },
  "hsl": {
    "h": 218.609,
    "s": 71.429,
    "l": 31.569
  },
  "oklch": {
    "l": 0.38954,
    "c": 0.13191,
    "h": 261.1
  },
  "luminance": 0.05684
}

Semantic roles & 50–950 ramp

primary

#17408A

secondary

#BE913F

accent

#AE3AEE

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #17408A

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

Preview Lab → · Contrast checker → · Palette generator →