#170F33#170F33

#170F33 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 20.3% C 0.068 H 289.1°. Best body text is #FFFFFF at 18.22:1 contrast (WCAG AA passes).

Color values

HEX	#170F33
RGB	rgb(23, 15, 51)
HSL	hsl(253, 55%, 13%)
HSV	hsv(253, 71%, 20%)
CMYK	cmyk(54.9%, 70.6%, 0%, 80%)
CIE-LAB	lab(6.89, 15.16, -22.38)
CIE-LCH	lch(6.89, 27.03, 304.12°)
OKLab	oklab(20.33% 0.0223 -0.0642)
OKLCH	oklch(20.33% 0.068 289.1)
XYZ	xyz(1.1215, 0.7628, 3.2195)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170F33 #2B330F

analogous

#0F1933 #170F33 #290F33

triadic

#170F33 #33170F #0F3317

tetradic

#170F33 #330F19 #2B330F #0F3329

square

#170F33 #330F19 #2B330F #0F3329

split-complementary

#170F33 #33290F #19330F

monochromatic

#0B0718 #0B0718 #170F33 #2C1D62 #422B92

Accessibility & contrast

On white

18.22

#170F33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#170F33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170F33

18.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170F33	#FFFFFF	#000000	##FFFFFF
##170F33	1.00	18.22	1.15	18.22
#FFFFFF	18.22	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001634

Deuteranopia (green-blind)

#001432

Tritanopia (blue-blind)

#0E171F

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #170f33;
/* rgb */ color: rgb(23, 15, 51);
/* oklch */ color: oklch(20.3% 0.068 289.1);

Tailwind

colors: {
  custom: {
    50: '#574d6b',
    500: '#170f33',
    950: '#000000',
  },
}

SCSS

$custom: #170f33;
$custom-light: #574d6b;
$custom-dark: #000000;

JSON

{
  "hex": "#170f33",
  "rgb": {
    "r": 23,
    "g": 15,
    "b": 51
  },
  "hsl": {
    "h": 253.333,
    "s": 54.545,
    "l": 12.941
  },
  "oklch": {
    "l": 0.20331,
    "c": 0.06794,
    "h": 289.1
  },
  "luminance": 0.00763
}

Semantic roles & 50–950 ramp

primary

#170F33

secondary

#606D31

accent

#DE4ABD

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170F33

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

Preview Lab → · Contrast checker → · Palette generator →