#170C45#170C45

#170C45 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.7% C 0.100 H 283.1°. Best body text is #FFFFFF at 17.87:1 contrast (WCAG AA passes).

Color values

HEX	#170C45
RGB	rgb(23, 12, 69)
HSL	hsl(252, 70%, 16%)
HSV	hsv(252, 83%, 27%)
CMYK	cmyk(66.7%, 82.6%, 0%, 72.9%)
CIE-LAB	lab(7.90, 24.01, -33.68)
CIE-LCH	lch(7.90, 41.36, 305.49°)
OKLab	oklab(21.66% 0.0226 -0.0971)
OKLCH	oklch(21.66% 0.1 283.1)
XYZ	xyz(1.5587, 0.8747, 5.7158)
Luminance	0.0088 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170C45 #3A450C

analogous

#0C1D45 #170C45 #330C45

triadic

#170C45 #45170C #0C4517

tetradic

#170C45 #450C1D #3A450C #0C4533

square

#170C45 #450C1D #3A450C #0C4533

split-complementary

#170C45 #45330C #1D450C

monochromatic

#09051A #09051A #170C45 #281579 #3A1EAD

Accessibility & contrast

On white

17.87

#170C45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#170C45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170C45

17.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170C45	#FFFFFF	#000000	##FFFFFF
##170C45	1.00	17.87	1.18	17.87
#FFFFFF	17.87	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001947

Deuteranopia (green-blind)

#001544

Tritanopia (blue-blind)

#001C27

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #170c45;
/* rgb */ color: rgb(23, 12, 69);
/* oklch */ color: oklch(21.7% 0.100 283.1);

Tailwind

colors: {
  custom: {
    50: '#5b4c79',
    500: '#170c45',
    950: '#000000',
  },
}

SCSS

$custom: #170c45;
$custom-light: #5b4c79;
$custom-dark: #000000;

JSON

{
  "hex": "#170c45",
  "rgb": {
    "r": 23,
    "g": 12,
    "b": 69
  },
  "hsl": {
    "h": 251.579,
    "s": 70.37,
    "l": 15.882
  },
  "oklch": {
    "l": 0.21661,
    "c": 0.09965,
    "h": 283.1
  },
  "luminance": 0.00875
}

Semantic roles & 50–950 ramp

primary

#170C45

secondary

#71812C

accent

#ED3BCB

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #170C45

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

Preview Lab → · Contrast checker → · Palette generator →