#17176C#17176C

#17176C is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.9% C 0.141 H 272.5°. Best body text is #FFFFFF at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#17176C
RGB	rgb(23, 23, 108)
HSL	hsl(240, 65%, 26%)
HSV	hsv(240, 79%, 42%)
CMYK	cmyk(78.7%, 78.7%, 0%, 57.6%)
CIE-LAB	lab(14.83, 31.30, -48.67)
CIE-LCH	lch(14.83, 57.87, 302.75°)
OKLab	oklab(27.91% 0.0062 -0.1409)
OKLCH	oklch(27.91% 0.141 272.5)
XYZ	xyz(3.3656, 1.8773, 14.3694)
Luminance	0.0188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17176C #6C6C17

analogous

#17416C #17176C #41176C

triadic

#17176C #6C1717 #176C17

tetradic

#17176C #6C1741 #6C6C17 #176C41

square

#17176C #6C1741 #6C6C17 #176C41

split-complementary

#17176C #6C4117 #416C17

monochromatic

#050519 #0C0C3A #17176C #22229E #2C2CD1

Accessibility & contrast

On white

15.27

#17176C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#17176C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17176C

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17176C	#FFFFFF	#000000	##FFFFFF
##17176C	1.00	15.27	1.38	15.27
#FFFFFF	15.27	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296E

Deuteranopia (green-blind)

#00216A

Tritanopia (blue-blind)

#003040

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #17176c;
/* rgb */ color: rgb(23, 23, 108);
/* oklch */ color: oklch(27.9% 0.141 272.5);

Tailwind

colors: {
  custom: {
    50: '#645597',
    500: '#17176c',
    950: '#000000',
  },
}

SCSS

$custom: #17176c;
$custom-light: #645597;
$custom-dark: #000000;

JSON

{
  "hex": "#17176c",
  "rgb": {
    "r": 23,
    "g": 23,
    "b": 108
  },
  "hsl": {
    "h": 240,
    "s": 64.885,
    "l": 25.686
  },
  "oklch": {
    "l": 0.27911,
    "c": 0.14099,
    "h": 272.5
  },
  "luminance": 0.01878
}

Semantic roles & 50–950 ramp

primary

#17176C

secondary

#A2A23D

accent

#E840E8

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06030E

muted

#7A787E

Preview Lab

Preview with #17176C

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

Preview Lab → · Contrast checker → · Palette generator →