#170C3D#170C3D

#170C3D is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 20.8% C 0.088 H 286.2°. Best body text is #FFFFFF at 18.16:1 contrast (WCAG AA passes).

Color values

HEX	#170C3D
RGB	rgb(23, 12, 61)
HSL	hsl(253, 67%, 14%)
HSV	hsv(253, 80%, 24%)
CMYK	cmyk(62.3%, 80.3%, 0%, 76.1%)
CIE-LAB	lab(7.06, 20.98, -29.36)
CIE-LCH	lch(7.06, 36.08, 305.55°)
OKLab	oklab(20.77% 0.0246 -0.0846)
OKLCH	oklch(20.77% 0.088 286.2)
XYZ	xyz(1.3269, 0.7820, 4.4950)
Luminance	0.0078 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170C3D #323D0C

analogous

#0C1A3D #170C3D #300C3D

triadic

#170C3D #3D170C #0C3D17

tetradic

#170C3D #3D0C1A #323D0C #0C3D30

square

#170C3D #3D0C1A #323D0C #0C3D30

split-complementary

#170C3D #3D300C #1A3D0C

monochromatic

#0A051A #0A051A #170C3D #2A1670 #3E20A3

Accessibility & contrast

On white

18.16

#170C3D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#170C3D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170C3D

18.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170C3D	#FFFFFF	#000000	##FFFFFF
##170C3D	1.00	18.16	1.16	18.16
#FFFFFF	18.16	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173E

Deuteranopia (green-blind)

#00143C

Tritanopia (blue-blind)

#071923

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #170c3d;
/* rgb */ color: rgb(23, 12, 61);
/* oklch */ color: oklch(20.8% 0.088 286.2);

Tailwind

colors: {
  custom: {
    50: '#594c73',
    500: '#170c3d',
    950: '#000000',
  },
}

SCSS

$custom: #170c3d;
$custom-light: #594c73;
$custom-dark: #000000;

JSON

{
  "hex": "#170c3d",
  "rgb": {
    "r": 23,
    "g": 12,
    "b": 61
  },
  "hsl": {
    "h": 253.469,
    "s": 67.123,
    "l": 14.314
  },
  "oklch": {
    "l": 0.20771,
    "c": 0.08811,
    "h": 286.2
  },
  "luminance": 0.00782
}

Semantic roles & 50–950 ramp

primary

#170C3D

secondary

#68792C

accent

#EA3EC3

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #170C3D

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

Preview Lab → · Contrast checker → · Palette generator →