#170937#170937

#170937 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 19.6% C 0.084 H 290.5°. Best body text is #FFFFFF at 18.57:1 contrast (WCAG AA passes).

Color values

HEX	#170937
RGB	rgb(23, 9, 55)
HSL	hsl(258, 72%, 13%)
HSV	hsv(258, 84%, 22%)
CMYK	cmyk(58.2%, 83.6%, 0%, 78.4%)
CIE-LAB	lab(5.90, 20.06, -26.90)
CIE-LCH	lch(5.90, 33.56, 306.72°)
OKLab	oklab(19.62% 0.0293 -0.0783)
OKLCH	oklch(19.62% 0.084 290.5)
XYZ	xyz(1.1404, 0.6533, 3.6797)
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

#170937 #293709

analogous

#091237 #170937 #2E0937

triadic

#170937 #371709 #093717

tetradic

#170937 #370912 #293709 #09372E

square

#170937 #370912 #293709 #09372E

split-complementary

#170937 #372E09 #123709

monochromatic

#0B041A #0B041A #170937 #2D126C #431AA0

Accessibility & contrast

On white

18.57

#170937 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#170937 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170937

18.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170937	#FFFFFF	#000000	##FFFFFF
##170937	1.00	18.57	1.13	18.57
#FFFFFF	18.57	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001438

Deuteranopia (green-blind)

#001236

Tritanopia (blue-blind)

#0C151F

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #170937;
/* rgb */ color: rgb(23, 9, 55);
/* oklch */ color: oklch(19.6% 0.084 290.5);

Tailwind

colors: {
  custom: {
    50: '#584a6e',
    500: '#170937',
    950: '#000000',
  },
}

SCSS

$custom: #170937;
$custom-light: #584a6e;
$custom-dark: #000000;

JSON

{
  "hex": "#170937",
  "rgb": {
    "r": 23,
    "g": 9,
    "b": 55
  },
  "hsl": {
    "h": 258.261,
    "s": 71.875,
    "l": 12.549
  },
  "oklch": {
    "l": 0.19623,
    "c": 0.08359,
    "h": 290.5
  },
  "luminance": 0.00653
}

Semantic roles & 50–950 ramp

primary

#170937

secondary

#5D7527

accent

#EF39B7

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #170937

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

Preview Lab → · Contrast checker → · Palette generator →