#170D3C#170D3C

#170D3C is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 20.8% C 0.085 H 286.2°. Best body text is #FFFFFF at 18.12:1 contrast (WCAG AA passes).

Color values

HEX	#170D3C
RGB	rgb(23, 13, 60)
HSL	hsl(253, 64%, 14%)
HSV	hsv(253, 78%, 24%)
CMYK	cmyk(61.7%, 78.3%, 0%, 76.5%)
CIE-LAB	lab(7.19, 19.99, -28.43)
CIE-LCH	lch(7.19, 34.76, 305.12°)
OKLab	oklab(20.84% 0.0237 -0.0818)
OKLCH	oklch(20.84% 0.085 286.2)
XYZ	xyz(1.3126, 0.7962, 4.3586)
Luminance	0.0080 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170D3C #323C0D

analogous

#0D1B3C #170D3C #2F0D3C

triadic

#170D3C #3C170D #0D3C17

tetradic

#170D3C #3C0D1B #323C0D #0D3C2F

square

#170D3C #3C0D1B #323C0D #0D3C2F

split-complementary

#170D3C #3C2F0D #1B3C0D

monochromatic

#0A0519 #0A0519 #170D3C #2A186E #3E23A1

Accessibility & contrast

On white

18.12

#170D3C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#170D3C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170D3C

18.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170D3C	#FFFFFF	#000000	##FFFFFF
##170D3C	1.00	18.12	1.16	18.12
#FFFFFF	18.12	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00173D

Deuteranopia (green-blind)

#00153B

Tritanopia (blue-blind)

#081923

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #170d3c;
/* rgb */ color: rgb(23, 13, 60);
/* oklch */ color: oklch(20.8% 0.085 286.2);

Tailwind

colors: {
  custom: {
    50: '#594c72',
    500: '#170d3c',
    950: '#000000',
  },
}

SCSS

$custom: #170d3c;
$custom-light: #594c72;
$custom-dark: #000000;

JSON

{
  "hex": "#170d3c",
  "rgb": {
    "r": 23,
    "g": 13,
    "b": 60
  },
  "hsl": {
    "h": 252.766,
    "s": 64.384,
    "l": 14.314
  },
  "oklch": {
    "l": 0.20838,
    "c": 0.0852,
    "h": 286.2
  },
  "luminance": 0.00796
}

Semantic roles & 50–950 ramp

primary

#170D3C

secondary

#68782D

accent

#E740C4

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040108

muted

#79777B

Preview Lab

Preview with #170D3C

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

Preview Lab → · Contrast checker → · Palette generator →