#170833#170833

#170833 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.0% C 0.079 H 293.4°. Best body text is #FFFFFF at 18.77:1 contrast (WCAG AA passes).

Color values

HEX	#170833
RGB	rgb(23, 8, 51)
HSL	hsl(261, 73%, 12%)
HSV	hsv(261, 84%, 20%)
CMYK	cmyk(54.9%, 84.3%, 0%, 80%)
CIE-LAB	lab(5.37, 18.79, -24.82)
CIE-LCH	lch(5.37, 31.13, 307.14°)
OKLab	oklab(19.02% 0.0316 -0.0728)
OKLCH	oklch(19.02% 0.079 293.4)
XYZ	xyz(1.0376, 0.5948, 3.1915)
Luminance	0.0060 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170833 #243308

analogous

#080F33 #170833 #2D0833

triadic

#170833 #331708 #083317

tetradic

#170833 #33080F #243308 #08332D

square

#170833 #33080F #243308 #08332D

split-complementary

#170833 #332D08 #0F3308

monochromatic

#0C041A #0C041A #170833 #2F1068 #47199D

Accessibility & contrast

On white

18.77

#170833 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#170833 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170833

18.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170833	#FFFFFF	#000000	##FFFFFF
##170833	1.00	18.77	1.12	18.77
#FFFFFF	18.77	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001234

Deuteranopia (green-blind)

#001132

Tritanopia (blue-blind)

#0F131C

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #170833;
/* rgb */ color: rgb(23, 8, 51);
/* oklch */ color: oklch(19.0% 0.079 293.4);

Tailwind

colors: {
  custom: {
    50: '#57496b',
    500: '#170833',
    950: '#000000',
  },
}

SCSS

$custom: #170833;
$custom-light: #57496b;
$custom-dark: #000000;

JSON

{
  "hex": "#170833",
  "rgb": {
    "r": 23,
    "g": 8,
    "b": 51
  },
  "hsl": {
    "h": 260.93,
    "s": 72.881,
    "l": 11.569
  },
  "oklch": {
    "l": 0.19019,
    "c": 0.0794,
    "h": 293.4
  },
  "luminance": 0.00595
}

Semantic roles & 50–950 ramp

primary

#170833

secondary

#577225

accent

#F038B0

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170833

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

Preview Lab → · Contrast checker → · Palette generator →