#170B32#170B32

#170B32 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.5% C 0.073 H 292.4°. Best body text is #FFFFFF at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#170B32
RGB	rgb(23, 11, 50)
HSL	hsl(258, 64%, 12%)
HSV	hsv(258, 78%, 20%)
CMYK	cmyk(54%, 78%, 0%, 80.4%)
CIE-LAB	lab(5.89, 16.96, -23.25)
CIE-LCH	lch(5.89, 28.78, 306.12°)
OKLab	oklab(19.45% 0.0279 -0.0676)
OKLCH	oklch(19.45% 0.073 292.4)
XYZ	xyz(1.0486, 0.6518, 3.0875)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight

#03012D

ΔE00 4.92

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170B32 #26320B

analogous

#0B1332 #170B32 #2B0B32

triadic

#170B32 #32170B #0B3217

tetradic

#170B32 #320B13 #26320B #0B322B

square

#170B32 #320B13 #26320B #0B322B

split-complementary

#170B32 #322B0B #13320B

monochromatic

#0C0619 #0C0619 #170B32 #2E1664 #452196

Accessibility & contrast

On white

18.58

#170B32 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#170B32 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170B32

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170B32	#FFFFFF	#000000	##FFFFFF
##170B32	1.00	18.58	1.13	18.58
#FFFFFF	18.58	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001433

Deuteranopia (green-blind)

#001231

Tritanopia (blue-blind)

#0F141D

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #170b32;
/* rgb */ color: rgb(23, 11, 50);
/* oklch */ color: oklch(19.5% 0.073 292.4);

Tailwind

colors: {
  custom: {
    50: '#574b6a',
    500: '#170b32',
    950: '#000000',
  },
}

SCSS

$custom: #170b32;
$custom-light: #574b6a;
$custom-dark: #000000;

JSON

{
  "hex": "#170b32",
  "rgb": {
    "r": 23,
    "g": 11,
    "b": 50
  },
  "hsl": {
    "h": 258.462,
    "s": 63.934,
    "l": 11.961
  },
  "oklch": {
    "l": 0.19454,
    "c": 0.0731,
    "h": 292.4
  },
  "luminance": 0.00652
}

Semantic roles & 50–950 ramp

primary

#170B32

secondary

#5A6F2A

accent

#E741B4

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170B32

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

Preview Lab → · Contrast checker → · Palette generator →