#170C49#170C49

#170C49 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 22.1% C 0.105 H 281.7°. Best body text is #FFFFFF at 17.72:1 contrast (WCAG AA passes).

Color values

HEX	#170C49
RGB	rgb(23, 12, 73)
HSL	hsl(251, 72%, 17%)
HSV	hsv(251, 84%, 29%)
CMYK	cmyk(68.5%, 83.6%, 0%, 71.4%)
CIE-LAB	lab(8.36, 25.43, -35.73)
CIE-LCH	lch(8.36, 43.86, 305.44°)
OKLab	oklab(22.12% 0.0214 -0.1031)
OKLCH	oklch(22.12% 0.105 281.7)
XYZ	xyz(1.6870, 0.9260, 6.3919)
Luminance	0.0093 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170C49 #3E490C

analogous

#0C2049 #170C49 #360C49

triadic

#170C49 #49170C #0C4917

tetradic

#170C49 #490C20 #3E490C #0C4936

square

#170C49 #490C20 #3E490C #0C4936

split-complementary

#170C49 #49360C #20490C

monochromatic

#08041A #08041A #170C49 #28157E #381DB2

Accessibility & contrast

On white

17.72

#170C49 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#170C49 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170C49

17.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170C49	#FFFFFF	#000000	##FFFFFF
##170C49	1.00	17.72	1.19	17.72
#FFFFFF	17.72	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A4B

Deuteranopia (green-blind)

#001648

Tritanopia (blue-blind)

#001D2A

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #170c49;
/* rgb */ color: rgb(23, 12, 73);
/* oklch */ color: oklch(22.1% 0.105 281.7);

Tailwind

colors: {
  custom: {
    50: '#5c4c7c',
    500: '#170c49',
    950: '#000000',
  },
}

SCSS

$custom: #170c49;
$custom-light: #5c4c7c;
$custom-dark: #000000;

JSON

{
  "hex": "#170c49",
  "rgb": {
    "r": 23,
    "g": 12,
    "b": 73
  },
  "hsl": {
    "h": 250.82,
    "s": 71.765,
    "l": 16.667
  },
  "oklch": {
    "l": 0.22123,
    "c": 0.10526,
    "h": 281.7
  },
  "luminance": 0.00926
}

Semantic roles & 50–950 ramp

primary

#170C49

secondary

#75852C

accent

#EE39CE

background

#F5F4F7

surface

#E9E7EE

border

#C5C3C9

text

#040109

muted

#79777B

Preview Lab

Preview with #170C49

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

Preview Lab → · Contrast checker → · Palette generator →