#170A36#170A36

#170A36 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.7% C 0.081 H 290.6°. Best body text is #FFFFFF at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#170A36
RGB	rgb(23, 10, 54)
HSL	hsl(258, 69%, 13%)
HSV	hsv(258, 81%, 21%)
CMYK	cmyk(57.4%, 81.5%, 0%, 78.8%)
CIE-LAB	lab(6.01, 19.16, -25.99)
CIE-LCH	lch(6.01, 32.29, 306.39°)
OKLab	oklab(19.69% 0.0284 -0.0755)
OKLCH	oklch(19.69% 0.081 290.6)
XYZ	xyz(1.1276, 0.6655, 3.5584)
Luminance	0.0067 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170A36 #29360A

analogous

#0A1336 #170A36 #2D0A36

triadic

#170A36 #36170A #0A3617

tetradic

#170A36 #360A13 #29360A #0A362D

square

#170A36 #360A13 #29360A #0A362D

split-complementary

#170A36 #362D0A #13360A

monochromatic

#0B051A #0B051A #170A36 #2D146A #431D9D

Accessibility & contrast

On white

18.53

#170A36 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#170A36 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170A36

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170A36	#FFFFFF	#000000	##FFFFFF
##170A36	1.00	18.53	1.13	18.53
#FFFFFF	18.53	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001437

Deuteranopia (green-blind)

#001235

Tritanopia (blue-blind)

#0D151F

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #170a36;
/* rgb */ color: rgb(23, 10, 54);
/* oklch */ color: oklch(19.7% 0.081 290.6);

Tailwind

colors: {
  custom: {
    50: '#584a6d',
    500: '#170a36',
    950: '#000000',
  },
}

SCSS

$custom: #170a36;
$custom-light: #584a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#170a36",
  "rgb": {
    "r": 23,
    "g": 10,
    "b": 54
  },
  "hsl": {
    "h": 257.727,
    "s": 68.75,
    "l": 12.549
  },
  "oklch": {
    "l": 0.19686,
    "c": 0.08065,
    "h": 290.6
  },
  "luminance": 0.00666
}

Semantic roles & 50–950 ramp

primary

#170A36

secondary

#5D7328

accent

#EC3CB8

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030107

muted

#78777A

Preview Lab

Preview with #170A36

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

Preview Lab → · Contrast checker → · Palette generator →