#170738#170738

#170738 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.4% C 0.088 H 290.9°. Best body text is #FFFFFF at 18.68:1 contrast (WCAG AA passes).

Color values

HEX	#170738
RGB	rgb(23, 7, 56)
HSL	hsl(260, 78%, 12%)
HSV	hsv(260, 88%, 22%)
CMYK	cmyk(58.9%, 87.5%, 0%, 78%)
CIE-LAB	lab(5.60, 21.46, -28.12)
CIE-LCH	lch(5.60, 35.38, 307.35°)
OKLab	oklab(19.39% 0.0314 -0.0822)
OKLCH	oklch(19.39% 0.088 290.9)
XYZ	xyz(1.1429, 0.6196, 3.8000)
Luminance	0.0062 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170738 #283807

analogous

#070F38 #170738 #300738

triadic

#170738 #381707 #073817

tetradic

#170738 #38070F #283807 #073830

square

#170738 #38070F #283807 #073830

split-complementary

#170738 #383007 #0F3807

monochromatic

#0B031B #0B031B #170738 #2D0E6E #4415A5

Accessibility & contrast

On white

18.68

#170738 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#170738 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170738

18.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170738	#FFFFFF	#000000	##FFFFFF
##170738	1.00	18.68	1.12	18.68
#FFFFFF	18.68	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001339

Deuteranopia (green-blind)

#001137

Tritanopia (blue-blind)

#0C141F

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #170738;
/* rgb */ color: rgb(23, 7, 56);
/* oklch */ color: oklch(19.4% 0.088 290.9);

Tailwind

colors: {
  custom: {
    50: '#58496f',
    500: '#170738',
    950: '#000000',
  },
}

SCSS

$custom: #170738;
$custom-light: #58496f;
$custom-dark: #000000;

JSON

{
  "hex": "#170738",
  "rgb": {
    "r": 23,
    "g": 7,
    "b": 56
  },
  "hsl": {
    "h": 259.592,
    "s": 77.778,
    "l": 12.353
  },
  "oklch": {
    "l": 0.19388,
    "c": 0.088,
    "h": 290.9
  },
  "luminance": 0.0062
}

Semantic roles & 50–950 ramp

primary

#170738

secondary

#5C7823

accent

#F434B5

background

#F5F4F6

surface

#E9E6EC

border

#C5C2C7

text

#040107

muted

#79777A

Preview Lab

Preview with #170738

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

Preview Lab → · Contrast checker → · Palette generator →