#170533#170533

#170533 is a very dark, moderate violet. Relative luminance 0.005; OKLCH L 18.5% C 0.085 H 295.0°. Best body text is #FFFFFF at 18.99:1 contrast (WCAG AA passes).

Color values

HEX	#170533
RGB	rgb(23, 5, 51)
HSL	hsl(263, 82%, 11%)
HSV	hsv(263, 90%, 20%)
CMYK	cmyk(54.9%, 90.2%, 0%, 80%)
CIE-LAB	lab(4.78, 20.15, -25.76)
CIE-LCH	lch(4.78, 32.71, 308.04°)
OKLab	oklab(18.46% 0.0357 -0.0766)
OKLCH	oklch(18.46% 0.085 295)
XYZ	xyz(1.0050, 0.5297, 3.1806)
Luminance	0.0053 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170533 #213305

analogous

#050A33 #170533 #2E0533

triadic

#170533 #331705 #053317

tetradic

#170533 #33050A #213305 #05332E

square

#170533 #33050A #213305 #05332E

split-complementary

#170533 #332E05 #0A3305

monochromatic

#0D031C #0D031C #170533 #300A6B #4910A2

Accessibility & contrast

On white

18.99

#170533 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#170533 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170533

18.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170533	#FFFFFF	#000000	##FFFFFF
##170533	1.00	18.99	1.11	18.99
#FFFFFF	18.99	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001134

Deuteranopia (green-blind)

#001032

Tritanopia (blue-blind)

#0F111B

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #170533;
/* rgb */ color: rgb(23, 5, 51);
/* oklch */ color: oklch(18.5% 0.085 295.0);

Tailwind

colors: {
  custom: {
    50: '#57486b',
    500: '#170533',
    950: '#000000',
  },
}

SCSS

$custom: #170533;
$custom-light: #57486b;
$custom-dark: #000000;

JSON

{
  "hex": "#170533",
  "rgb": {
    "r": 23,
    "g": 5,
    "b": 51
  },
  "hsl": {
    "h": 263.478,
    "s": 82.143,
    "l": 10.98
  },
  "oklch": {
    "l": 0.18458,
    "c": 0.08457,
    "h": 295
  },
  "luminance": 0.0053
}

Semantic roles & 50–950 ramp

primary

#170533

secondary

#53741F

accent

#F82FAA

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#030006

muted

#78777A

Preview Lab

Preview with #170533

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

Preview Lab → · Contrast checker → · Palette generator →