#170C2F#170C2F

#170C2F is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.4% C 0.067 H 293.7°. Best body text is #FFFFFF at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#170C2F
RGB	rgb(23, 12, 47)
HSL	hsl(259, 59%, 12%)
HSV	hsv(259, 74%, 18%)
CMYK	cmyk(51.1%, 74.5%, 0%, 81.6%)
CIE-LAB	lab(5.87, 15.20, -21.05)
CIE-LCH	lch(5.87, 25.96, 305.83°)
OKLab	oklab(19.35% 0.0268 -0.0611)
OKLCH	oklch(19.35% 0.067 293.7)
XYZ	xyz(0.9978, 0.6503, 2.7617)
Luminance	0.0065 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170C2F #242F0C

analogous

#0C132F #170C2F #290C2F

triadic

#170C2F #2F170C #0C2F17

tetradic

#170C2F #2F0C13 #242F0C #0C2F29

square

#170C2F #2F0C13 #242F0C #0C2F29

split-complementary

#170C2F #2F290C #132F0C

monochromatic

#0C0618 #0C0618 #170C2F #2F1860 #472591

Accessibility & contrast

On white

18.58

#170C2F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#170C2F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170C2F

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170C2F	#FFFFFF	#000000	##FFFFFF
##170C2F	1.00	18.58	1.13	18.58
#FFFFFF	18.58	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001330

Deuteranopia (green-blind)

#00122E

Tritanopia (blue-blind)

#11141B

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #170c2f;
/* rgb */ color: rgb(23, 12, 47);
/* oklch */ color: oklch(19.4% 0.067 293.7);

Tailwind

colors: {
  custom: {
    50: '#564b68',
    500: '#170c2f',
    950: '#000000',
  },
}

SCSS

$custom: #170c2f;
$custom-light: #564b68;
$custom-dark: #000000;

JSON

{
  "hex": "#170c2f",
  "rgb": {
    "r": 23,
    "g": 12,
    "b": 47
  },
  "hsl": {
    "h": 258.857,
    "s": 59.322,
    "l": 11.569
  },
  "oklch": {
    "l": 0.19354,
    "c": 0.06675,
    "h": 293.7
  },
  "luminance": 0.0065
}

Semantic roles & 50–950 ramp

primary

#170C2F

secondary

#576B2C

accent

#E345B1

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#030106

muted

#78777A

Preview Lab

Preview with #170C2F

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

Preview Lab → · Contrast checker → · Palette generator →