#17197E#17197E

#17197E is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.3% C 0.162 H 270.6°. Best body text is #FFFFFF at 14.22:1 contrast (WCAG AA passes).

Color values

HEX	#17197E
RGB	rgb(23, 25, 126)
HSL	hsl(239, 69%, 29%)
HSV	hsv(239, 82%, 49%)
CMYK	cmyk(81.7%, 80.2%, 0%, 50.6%)
CIE-LAB	lab(17.38, 36.53, -56.06)
CIE-LCH	lch(17.38, 66.91, 303.09°)
OKLab	oklab(30.34% 0.0017 -0.1623)
OKLCH	oklch(30.34% 0.162 270.6)
XYZ	xyz(4.4656, 2.3833, 19.9593)
Luminance	0.0238 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17197E #7E7C17

analogous

#174D7E #17197E #49177E

triadic

#17197E #7E1719 #197E17

tetradic

#17197E #7E174D #7E7C17 #177E49

square

#17197E #7E174D #7E7C17 #177E49

split-complementary

#17197E #7E4917 #4D7E17

monochromatic

#05051A #0E0F4A #17197E #2023B2 #3538DA

Accessibility & contrast

On white

14.22

#17197E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#17197E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17197E

14.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17197E	#FFFFFF	#000000	##FFFFFF
##17197E	1.00	14.22	1.48	14.22
#FFFFFF	14.22	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003081

Deuteranopia (green-blind)

#00257C

Tritanopia (blue-blind)

#00384B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #17197e;
/* rgb */ color: rgb(23, 25, 126);
/* oklch */ color: oklch(30.3% 0.162 270.6);

Tailwind

colors: {
  custom: {
    50: '#6958a5',
    500: '#17197e',
    950: '#000000',
  },
}

SCSS

$custom: #17197e;
$custom-light: #6958a5;
$custom-dark: #000000;

JSON

{
  "hex": "#17197e",
  "rgb": {
    "r": 23,
    "g": 25,
    "b": 126
  },
  "hsl": {
    "h": 238.835,
    "s": 69.128,
    "l": 29.216
  },
  "oklch": {
    "l": 0.30341,
    "c": 0.16234,
    "h": 270.6
  },
  "luminance": 0.02384
}

Semantic roles & 50–950 ramp

primary

#17197E

secondary

#B3B03E

accent

#E93CEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #17197E

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

Preview Lab → · Contrast checker → · Palette generator →