#17042F#17042F

#17042F is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 17.8% C 0.081 H 298.5°. Best body text is #FFFFFF at 19.18:1 contrast (WCAG AA passes).

Color values

HEX	#17042F
RGB	rgb(23, 4, 47)
HSL	hsl(267, 84%, 10%)
HSV	hsv(267, 91%, 18%)
CMYK	cmyk(51.1%, 91.5%, 0%, 81.6%)
CIE-LAB	lab(4.28, 18.73, -23.58)
CIE-LCH	lch(4.28, 30.12, 308.46°)
OKLab	oklab(17.81% 0.0388 -0.0714)
OKLCH	oklch(17.81% 0.081 298.5)
XYZ	xyz(0.9097, 0.4742, 2.7324)
Luminance	0.0047 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 5.47

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17042F #1C2F04

analogous

#04062F #17042F #2D042F

triadic

#17042F #2F1704 #042F17

tetradic

#17042F #2F0406 #1C2F04 #042F2D

square

#17042F #2F0406 #1C2F04 #042F2D

split-complementary

#17042F #2F2D04 #062F04

monochromatic

#0E021C #0E021C #17042F #330967 #4E0EA0

Accessibility & contrast

On white

19.18

#17042F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.09

#17042F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17042F

19.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17042F	#FFFFFF	#000000	##FFFFFF
##17042F	1.00	19.18	1.09	19.18
#FFFFFF	19.18	1.00	21.00	1.00
#000000	1.09	21.00	1.00	21.00
##FFFFFF	19.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000F30

Deuteranopia (green-blind)

#000E2E

Tritanopia (blue-blind)

#110F19

Achromatopsia (no color)

#0F0F0F

Design tokens & code

CSS

--color: #17042f;
/* rgb */ color: rgb(23, 4, 47);
/* oklch */ color: oklch(17.8% 0.081 298.5);

Tailwind

colors: {
  custom: {
    50: '#564868',
    500: '#17042f',
    950: '#000000',
  },
}

SCSS

$custom: #17042f;
$custom-light: #564868;
$custom-dark: #000000;

JSON

{
  "hex": "#17042f",
  "rgb": {
    "r": 23,
    "g": 4,
    "b": 47
  },
  "hsl": {
    "h": 266.512,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.17811,
    "c": 0.08125,
    "h": 298.5
  },
  "luminance": 0.00474
}

Semantic roles & 50–950 ramp

primary

#17042F

secondary

#4C721D

accent

#FB2DA0

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#030006

muted

#78777A

Preview Lab

Preview with #17042F

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

Preview Lab → · Contrast checker → · Palette generator →