#170D40#170D40

#170D40 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.3% C 0.091 H 284.5°. Best body text is #FFFFFF at 17.98:1 contrast (WCAG AA passes).

Color values

HEX	#170D40
RGB	rgb(23, 13, 64)
HSL	hsl(252, 66%, 15%)
HSV	hsv(252, 80%, 25%)
CMYK	cmyk(64.1%, 79.7%, 0%, 74.9%)
CIE-LAB	lab(7.59, 21.54, -30.65)
CIE-LCH	lch(7.59, 37.46, 305.10°)
OKLab	oklab(21.27% 0.0229 -0.0882)
OKLCH	oklch(21.27% 0.091 284.5)
XYZ	xyz(1.4224, 0.8401, 4.9367)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170D40 #36400D

analogous

#0D1C40 #170D40 #310D40

triadic

#170D40 #40170D #0D4017

tetradic

#170D40 #400D1C #36400D #0D4031

square

#170D40 #400D1C #36400D #0D4031

split-complementary

#170D40 #40310D #1C400D

monochromatic

#090519 #090519 #170D40 #291773 #3C22A6

Accessibility & contrast

On white

17.98

#170D40 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#170D40 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170D40

17.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170D40	#FFFFFF	#000000	##FFFFFF
##170D40	1.00	17.98	1.17	17.98
#FFFFFF	17.98	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001842

Deuteranopia (green-blind)

#00153F

Tritanopia (blue-blind)

#041A25

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #170d40;
/* rgb */ color: rgb(23, 13, 64);
/* oklch */ color: oklch(21.3% 0.091 284.5);

Tailwind

colors: {
  custom: {
    50: '#5a4c75',
    500: '#170d40',
    950: '#000000',
  },
}

SCSS

$custom: #170d40;
$custom-light: #5a4c75;
$custom-dark: #000000;

JSON

{
  "hex": "#170d40",
  "rgb": {
    "r": 23,
    "g": 13,
    "b": 64
  },
  "hsl": {
    "h": 251.765,
    "s": 66.234,
    "l": 15.098
  },
  "oklch": {
    "l": 0.21267,
    "c": 0.09115,
    "h": 284.5
  },
  "luminance": 0.0084
}

Semantic roles & 50–950 ramp

primary

#170D40

secondary

#6C7C2D

accent

#E93FC8

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040108

muted

#79777B

Preview Lab

Preview with #170D40

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

Preview Lab → · Contrast checker → · Palette generator →