#17042C#17042C

#17042C is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 17.5% C 0.077 H 301.0°. Best body text is #FFFFFF at 19.26:1 contrast (WCAG AA passes).

Color values

HEX	#17042C
RGB	rgb(23, 4, 44)
HSL	hsl(269, 83%, 9%)
HSV	hsv(269, 91%, 17%)
CMYK	cmyk(47.7%, 90.9%, 0%, 82.7%)
CIE-LAB	lab(4.07, 17.32, -21.66)
CIE-LCH	lch(4.07, 27.73, 308.65°)
OKLab	oklab(17.48% 0.0398 -0.0664)
OKLCH	oklch(17.48% 0.077 301)
XYZ	xyz(0.8513, 0.4508, 2.4246)
Luminance	0.0045 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 5.55

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17042C #192C04

analogous

#04052C #17042C #2B042C

triadic

#17042C #2C1704 #042C17

tetradic

#17042C #2C0405 #192C04 #042C2B

square

#17042C #2C0405 #192C04 #042C2B

split-complementary

#17042C #2C2B04 #052C04

monochromatic

#0F031C #0F031C #17042C #340964 #520E9C

Accessibility & contrast

On white

19.26

#17042C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#17042C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17042C

19.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17042C	#FFFFFF	#000000	##FFFFFF
##17042C	1.00	19.26	1.09	19.26
#FFFFFF	19.26	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E2D

Deuteranopia (green-blind)

#000E2B

Tritanopia (blue-blind)

#120D17

Achromatopsia (no color)

#0E0E0E

Design tokens & code

CSS

--color: #17042c;
/* rgb */ color: rgb(23, 4, 44);
/* oklch */ color: oklch(17.5% 0.077 301.0);

Tailwind

colors: {
  custom: {
    50: '#554865',
    500: '#17042c',
    950: '#000000',
  },
}

SCSS

$custom: #17042c;
$custom-light: #554865;
$custom-dark: #000000;

JSON

{
  "hex": "#17042c",
  "rgb": {
    "r": 23,
    "g": 4,
    "b": 44
  },
  "hsl": {
    "h": 268.5,
    "s": 83.333,
    "l": 9.412
  },
  "oklch": {
    "l": 0.17483,
    "c": 0.07738,
    "h": 301
  },
  "luminance": 0.00451
}

Semantic roles & 50–950 ramp

primary

#17042C

secondary

#486F1D

accent

#FA2E99

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#030005

muted

#78777A

Preview Lab

Preview with #17042C

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

Preview Lab → · Contrast checker → · Palette generator →