#170A2D#170A2D

#170A2D is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 18.8% C 0.067 H 296.5°. Best body text is #FFFFFF at 18.79:1 contrast (WCAG AA passes).

Color values

HEX	#170A2D
RGB	rgb(23, 10, 45)
HSL	hsl(262, 64%, 11%)
HSV	hsv(262, 78%, 18%)
CMYK	cmyk(48.9%, 77.8%, 0%, 82.4%)
CIE-LAB	lab(5.32, 15.26, -20.44)
CIE-LCH	lch(5.32, 25.51, 306.75°)
OKLab	oklab(18.78% 0.0299 -0.0601)
OKLCH	oklch(18.78% 0.067 296.5)
XYZ	xyz(0.9354, 0.5887, 2.5465)
Luminance	0.0059 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170A2D #202D0A

analogous

#0A0E2D #170A2D #280A2D

triadic

#170A2D #2D170A #0A2D17

tetradic

#170A2D #2D0A0E #202D0A #0A2D28

square

#170A2D #2D0A0E #202D0A #0A2D28

split-complementary

#170A2D #2D280A #0E2D0A

monochromatic

#0D0619 #0D0619 #170A2D #31155F #4A2091

Accessibility & contrast

On white

18.79

#170A2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#170A2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170A2D

18.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170A2D	#FFFFFF	#000000	##FFFFFF
##170A2D	1.00	18.79	1.12	18.79
#FFFFFF	18.79	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00122E

Deuteranopia (green-blind)

#00112C

Tritanopia (blue-blind)

#12121A

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #170a2d;
/* rgb */ color: rgb(23, 10, 45);
/* oklch */ color: oklch(18.8% 0.067 296.5);

Tailwind

colors: {
  custom: {
    50: '#554b66',
    500: '#170a2d',
    950: '#000000',
  },
}

SCSS

$custom: #170a2d;
$custom-light: #554b66;
$custom-dark: #000000;

JSON

{
  "hex": "#170a2d",
  "rgb": {
    "r": 23,
    "g": 10,
    "b": 45
  },
  "hsl": {
    "h": 262.286,
    "s": 63.636,
    "l": 10.784
  },
  "oklch": {
    "l": 0.18784,
    "c": 0.06712,
    "h": 296.5
  },
  "luminance": 0.00589
}

Semantic roles & 50–950 ramp

primary

#170A2D

secondary

#526A29

accent

#E741A9

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170A2D

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

Preview Lab → · Contrast checker → · Palette generator →