#17043A#17043A

#17043A is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.1% C 0.095 H 291.0°. Best body text is #FFFFFF at 18.84:1 contrast (WCAG AA passes).

Color values

HEX	#17043A
RGB	rgb(23, 4, 58)
HSL	hsl(261, 87%, 12%)
HSV	hsv(261, 93%, 23%)
CMYK	cmyk(60.3%, 93.1%, 0%, 77.3%)
CIE-LAB	lab(5.19, 23.80, -30.24)
CIE-LCH	lch(5.19, 38.48, 308.20°)
OKLab	oklab(19.09% 0.0342 -0.089)
OKLCH	oklch(19.09% 0.095 291)
XYZ	xyz(1.1603, 0.5744, 4.0519)
Luminance	0.0057 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Night Blue

#040348

ΔE00 4.59

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#17043A #273A04

analogous

#040C3A #17043A #32043A

triadic

#17043A #3A1704 #043A17

tetradic

#17043A #3A040C #273A04 #043A32

square

#17043A #3A040C #273A04 #043A32

split-complementary

#17043A #3A3204 #0C3A04

monochromatic

#0B021D #0B021D #17043A #2E0873 #440CAD

Accessibility & contrast

On white

18.84

#17043A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#17043A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #17043A

18.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##17043A	#FFFFFF	#000000	##FFFFFF
##17043A	1.00	18.84	1.11	18.84
#FFFFFF	18.84	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123B

Deuteranopia (green-blind)

#001039

Tritanopia (blue-blind)

#0A131F

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #17043a;
/* rgb */ color: rgb(23, 4, 58);
/* oklch */ color: oklch(19.1% 0.095 291.0);

Tailwind

colors: {
  custom: {
    50: '#594771',
    500: '#17043a',
    950: '#000000',
  },
}

SCSS

$custom: #17043a;
$custom-light: #594771;
$custom-dark: #000000;

JSON

{
  "hex": "#17043a",
  "rgb": {
    "r": 23,
    "g": 4,
    "b": 58
  },
  "hsl": {
    "h": 261.111,
    "s": 87.097,
    "l": 12.157
  },
  "oklch": {
    "l": 0.19091,
    "c": 0.09535,
    "h": 291
  },
  "luminance": 0.00574
}

Semantic roles & 50–950 ramp

primary

#17043A

secondary

#5B7C1E

accent

#FD2BB3

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #17043A

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

Preview Lab → · Contrast checker → · Palette generator →