#170340#170340

#170340 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.7% C 0.104 H 288.2°. Best body text is #FFFFFF at 18.69:1 contrast (WCAG AA passes).

Color values

HEX	#170340
RGB	rgb(23, 3, 64)
HSL	hsl(260, 91%, 13%)
HSV	hsv(260, 95%, 25%)
CMYK	cmyk(64.1%, 95.3%, 0%, 74.9%)
CIE-LAB	lab(5.58, 26.91, -33.94)
CIE-LCH	lch(5.58, 43.31, 308.41°)
OKLab	oklab(19.66% 0.0326 -0.0991)
OKLCH	oklch(19.66% 0.104 288.2)
XYZ	xyz(1.3111, 0.6174, 4.8996)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170340 #2C4003

analogous

#030D40 #170340 #350340

triadic

#170340 #401703 #034017

tetradic

#170340 #40030D #2C4003 #034035

square

#170340 #40030D #2C4003 #034035

split-complementary

#170340 #403503 #0D4003

monochromatic

#0B011D #0B011D #170340 #2C067A #4108B5

Accessibility & contrast

On white

18.69

#170340 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#170340 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170340

18.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170340	#FFFFFF	#000000	##FFFFFF
##170340	1.00	18.69	1.12	18.69
#FFFFFF	18.69	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001442

Deuteranopia (green-blind)

#00113F

Tritanopia (blue-blind)

#051522

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #170340;
/* rgb */ color: rgb(23, 3, 64);
/* oklch */ color: oklch(19.7% 0.104 288.2);

Tailwind

colors: {
  custom: {
    50: '#5a4776',
    500: '#170340',
    950: '#000000',
  },
}

SCSS

$custom: #170340;
$custom-light: #5a4776;
$custom-dark: #000000;

JSON

{
  "hex": "#170340",
  "rgb": {
    "r": 23,
    "g": 3,
    "b": 64
  },
  "hsl": {
    "h": 259.672,
    "s": 91.045,
    "l": 13.137
  },
  "oklch": {
    "l": 0.19662,
    "c": 0.10436,
    "h": 288.2
  },
  "luminance": 0.00617
}

Semantic roles & 50–950 ramp

primary

#170340

secondary

#61821D

accent

#FF29B9

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#040008

muted

#79777B

Preview Lab

Preview with #170340

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

Preview Lab → · Contrast checker → · Palette generator →