#17197C#17197C

#17197C is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.1% C 0.160 H 270.8°. Best body text is #FFFFFF at 14.32:1 contrast (WCAG AA passes).

Color values

HEX	#17197C
RGB	rgb(23, 25, 124)
HSL	hsl(239, 69%, 29%)
HSV	hsv(239, 81%, 49%)
CMYK	cmyk(81.5%, 79.8%, 0%, 51.4%)
CIE-LAB	lab(17.14, 35.83, -55.18)
CIE-LCH	lch(17.14, 65.79, 303.00°)
OKLab	oklab(30.1% 0.0021 -0.1598)
OKLCH	oklch(30.1% 0.16 270.8)
XYZ	xyz(4.3378, 2.3322, 19.2864)
Luminance	0.0233 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17197C #7C7A17

analogous

#174C7C #17197C #48177C

triadic

#17197C #7C1719 #197C17

tetradic

#17197C #7C174C #7C7A17 #177C48

square

#17197C #7C174C #7C7A17 #177C48

split-complementary

#17197C #7C4817 #4C7C17

monochromatic

#05051A #0D0F48 #17197C #2123B0 #3437D9

Accessibility & contrast

On white

14.32

#17197C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#17197C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17197C

14.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17197C	#FFFFFF	#000000	##FFFFFF
##17197C	1.00	14.32	1.47	14.32
#FFFFFF	14.32	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F7F

Deuteranopia (green-blind)

#00257A

Tritanopia (blue-blind)

#00374A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #17197c;
/* rgb */ color: rgb(23, 25, 124);
/* oklch */ color: oklch(30.1% 0.160 270.8);

Tailwind

colors: {
  custom: {
    50: '#6957a3',
    500: '#17197c',
    950: '#000000',
  },
}

SCSS

$custom: #17197c;
$custom-light: #6957a3;
$custom-dark: #000000;

JSON

{
  "hex": "#17197c",
  "rgb": {
    "r": 23,
    "g": 25,
    "b": 124
  },
  "hsl": {
    "h": 238.812,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30102,
    "c": 0.1598,
    "h": 270.8
  },
  "luminance": 0.02333
}

Semantic roles & 50–950 ramp

primary

#17197C

secondary

#B1AF3E

accent

#E83CEC

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07030F

muted

#7A787F

Preview Lab

Preview with #17197C

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

Preview Lab → · Contrast checker → · Palette generator →