#17408E#17408E

#17408E is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.3% C 0.138 H 261.6°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#17408E
RGB	rgb(23, 64, 142)
HSL	hsl(219, 72%, 32%)
HSV	hsv(219, 84%, 56%)
CMYK	cmyk(83.8%, 54.9%, 0%, 44.3%)
CIE-LAB	lab(28.91, 16.70, -47.19)
CIE-LCH	lch(28.91, 50.05, 289.49°)
OKLab	oklab(39.28% -0.02 -0.1361)
OKLCH	oklch(39.28% 0.138 261.6)
XYZ	xyz(7.0675, 5.8011, 26.3332)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17408E #8E6517

analogous

#177B8E #17408E #2A178E

triadic

#17408E #8E1740 #408E17

tetradic

#17408E #8E177B #8E6517 #178E2A

square

#17408E #8E177B #8E6517 #178E2A

split-complementary

#17408E #8E2A17 #7B8E17

monochromatic

#061125 #0E2859 #17408E #2058C3 #3F77E0

Accessibility & contrast

On white

9.72

#17408E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#17408E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17408E

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17408E	#FFFFFF	#000000	##FFFFFF
##17408E	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A91

Deuteranopia (green-blind)

#003F8C

Tritanopia (blue-blind)

#005360

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #17408e;
/* rgb */ color: rgb(23, 64, 142);
/* oklch */ color: oklch(39.3% 0.138 261.6);

Tailwind

colors: {
  custom: {
    50: '#6a74b0',
    500: '#17408e',
    950: '#000000',
  },
}

SCSS

$custom: #17408e;
$custom-light: #6a74b0;
$custom-dark: #000000;

JSON

{
  "hex": "#17408e",
  "rgb": {
    "r": 23,
    "g": 64,
    "b": 142
  },
  "hsl": {
    "h": 219.328,
    "s": 72.121,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39284,
    "c": 0.13758,
    "h": 261.6
  },
  "luminance": 0.05802
}

Semantic roles & 50–950 ramp

primary

#17408E

secondary

#C09440

accent

#B039EF

background

#F6F7FA

surface

#ECEDF5

border

#C7C8CF

text

#080810

muted

#7A7B7F

Preview Lab

Preview with #17408E

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

Preview Lab → · Contrast checker → · Palette generator →