#170C48#170C48

#170C48 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.0% C 0.104 H 282.1°. Best body text is #FFFFFF at 17.76:1 contrast (WCAG AA passes).

Color values

HEX	#170C48
RGB	rgb(23, 12, 72)
HSL	hsl(251, 71%, 16%)
HSV	hsv(251, 83%, 28%)
CMYK	cmyk(68.1%, 83.3%, 0%, 71.8%)
CIE-LAB	lab(8.24, 25.08, -35.22)
CIE-LCH	lch(8.24, 43.24, 305.45°)
OKLab	oklab(22.01% 0.0217 -0.1016)
OKLCH	oklch(22.01% 0.104 282.1)
XYZ	xyz(1.6542, 0.9129, 6.2187)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170C48 #3D480C

analogous

#0C1F48 #170C48 #350C48

triadic

#170C48 #48170C #0C4817

tetradic

#170C48 #480C1F #3D480C #0C4835

square

#170C48 #480C1F #3D480C #0C4835

split-complementary

#170C48 #48350C #1F480C

monochromatic

#08041A #08041A #170C48 #28157C #391DB1

Accessibility & contrast

On white

17.76

#170C48 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#170C48 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170C48

17.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170C48	#FFFFFF	#000000	##FFFFFF
##170C48	1.00	17.76	1.18	17.76
#FFFFFF	17.76	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4A

Deuteranopia (green-blind)

#001647

Tritanopia (blue-blind)

#001D29

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #170c48;
/* rgb */ color: rgb(23, 12, 72);
/* oklch */ color: oklch(22.0% 0.104 282.1);

Tailwind

colors: {
  custom: {
    50: '#5c4c7c',
    500: '#170c48',
    950: '#000000',
  },
}

SCSS

$custom: #170c48;
$custom-light: #5c4c7c;
$custom-dark: #000000;

JSON

{
  "hex": "#170c48",
  "rgb": {
    "r": 23,
    "g": 12,
    "b": 72
  },
  "hsl": {
    "h": 251,
    "s": 71.429,
    "l": 16.471
  },
  "oklch": {
    "l": 0.22006,
    "c": 0.10387,
    "h": 282.1
  },
  "luminance": 0.00913
}

Semantic roles & 50–950 ramp

primary

#170C48

secondary

#74842C

accent

#EE3ACD

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #170C48

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

Preview Lab → · Contrast checker → · Palette generator →