#170439#170439

#170439 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.0% C 0.094 H 291.6°. Best body text is #FFFFFF at 18.87:1 contrast (WCAG AA passes).

Color values

HEX	#170439
RGB	rgb(23, 4, 57)
HSL	hsl(262, 87%, 12%)
HSV	hsv(262, 93%, 22%)
CMYK	cmyk(59.6%, 93%, 0%, 77.6%)
CIE-LAB	lab(5.10, 23.35, -29.66)
CIE-LCH	lch(5.10, 37.75, 308.21°)
OKLab	oklab(18.97% 0.0347 -0.0874)
OKLCH	oklch(18.97% 0.094 291.6)
XYZ	xyz(1.1351, 0.5644, 3.9192)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Night Blue

#040348

ΔE00 4.82

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170439 #263904

analogous

#040C39 #170439 #320439

triadic

#170439 #391704 #043917

tetradic

#170439 #39040C #263904 #043932

square

#170439 #39040C #263904 #043932

split-complementary

#170439 #393204 #0C3904

monochromatic

#0C021D #0C021D #170439 #2E0872 #450CAB

Accessibility & contrast

On white

18.87

#170439 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#170439 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170439

18.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170439	#FFFFFF	#000000	##FFFFFF
##170439	1.00	18.87	1.11	18.87
#FFFFFF	18.87	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00123A

Deuteranopia (green-blind)

#001038

Tritanopia (blue-blind)

#0B131E

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #170439;
/* rgb */ color: rgb(23, 4, 57);
/* oklch */ color: oklch(19.0% 0.094 291.6);

Tailwind

colors: {
  custom: {
    50: '#584770',
    500: '#170439',
    950: '#000000',
  },
}

SCSS

$custom: #170439;
$custom-light: #584770;
$custom-dark: #000000;

JSON

{
  "hex": "#170439",
  "rgb": {
    "r": 23,
    "g": 4,
    "b": 57
  },
  "hsl": {
    "h": 261.509,
    "s": 86.885,
    "l": 11.961
  },
  "oklch": {
    "l": 0.1897,
    "c": 0.09408,
    "h": 291.6
  },
  "luminance": 0.00564
}

Semantic roles & 50–950 ramp

primary

#170439

secondary

#5A7B1E

accent

#FD2BB2

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040007

muted

#79777A

Preview Lab

Preview with #170439

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

Preview Lab → · Contrast checker → · Palette generator →