#170C36#170C36

#170C36 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.0% C 0.078 H 289.5°. Best body text is #FFFFFF at 18.39:1 contrast (WCAG AA passes).

Color values

HEX	#170C36
RGB	rgb(23, 12, 54)
HSL	hsl(256, 64%, 13%)
HSV	hsv(256, 78%, 21%)
CMYK	cmyk(57.4%, 77.8%, 0%, 78.8%)
CIE-LAB	lab(6.43, 18.14, -25.32)
CIE-LCH	lch(6.43, 31.15, 305.61°)
OKLab	oklab(20.04% 0.026 -0.0732)
OKLCH	oklch(20.04% 0.078 289.5)
XYZ	xyz(1.1505, 0.7114, 3.5660)
Luminance	0.0071 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170C36 #2B360C

analogous

#0C1636 #170C36 #2C0C36

triadic

#170C36 #36170C #0C3617

tetradic

#170C36 #360C16 #2B360C #0C362C

square

#170C36 #360C16 #2B360C #0C362C

split-complementary

#170C36 #362C0C #16360C

monochromatic

#0B0619 #0B0619 #170C36 #2C1768 #42229A

Accessibility & contrast

On white

18.39

#170C36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#170C36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170C36

18.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170C36	#FFFFFF	#000000	##FFFFFF
##170C36	1.00	18.39	1.14	18.39
#FFFFFF	18.39	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001537

Deuteranopia (green-blind)

#001335

Tritanopia (blue-blind)

#0D161F

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #170c36;
/* rgb */ color: rgb(23, 12, 54);
/* oklch */ color: oklch(20.0% 0.078 289.5);

Tailwind

colors: {
  custom: {
    50: '#574b6d',
    500: '#170c36',
    950: '#000000',
  },
}

SCSS

$custom: #170c36;
$custom-light: #574b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#170c36",
  "rgb": {
    "r": 23,
    "g": 12,
    "b": 54
  },
  "hsl": {
    "h": 255.714,
    "s": 63.636,
    "l": 12.941
  },
  "oklch": {
    "l": 0.20038,
    "c": 0.07762,
    "h": 289.5
  },
  "luminance": 0.00711
}

Semantic roles & 50–950 ramp

primary

#170C36

secondary

#60722C

accent

#E741BB

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030107

muted

#78777A

Preview Lab

Preview with #170C36

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

Preview Lab → · Contrast checker → · Palette generator →