#170641#170641

#170641 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.3% C 0.102 H 286.7°. Best body text is #FFFFFF at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#170641
RGB	rgb(23, 6, 65)
HSL	hsl(257, 83%, 14%)
HSV	hsv(257, 91%, 25%)
CMYK	cmyk(64.6%, 90.8%, 0%, 74.5%)
CIE-LAB	lab(6.27, 25.76, -33.52)
CIE-LCH	lch(6.27, 42.28, 307.55°)
OKLab	oklab(20.28% 0.0291 -0.0972)
OKLCH	oklch(20.28% 0.102 286.7)
XYZ	xyz(1.3723, 0.6940, 5.0616)
Luminance	0.0069 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#170641 #304106

analogous

#061341 #170641 #350641

triadic

#170641 #411706 #064117

tetradic

#170641 #410613 #304106 #064135

square

#170641 #410613 #304106 #064135

split-complementary

#170641 #413506 #134106

monochromatic

#0A031C #0A031C #170641 #2B0B79 #3F10B1

Accessibility & contrast

On white

18.44

#170641 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#170641 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #170641

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##170641	#FFFFFF	#000000	##FFFFFF
##170641	1.00	18.44	1.14	18.44
#FFFFFF	18.44	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001543

Deuteranopia (green-blind)

#001240

Tritanopia (blue-blind)

#041724

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #170641;
/* rgb */ color: rgb(23, 6, 65);
/* oklch */ color: oklch(20.3% 0.102 286.7);

Tailwind

colors: {
  custom: {
    50: '#5b4876',
    500: '#170641',
    950: '#000000',
  },
}

SCSS

$custom: #170641;
$custom-light: #5b4876;
$custom-dark: #000000;

JSON

{
  "hex": "#170641",
  "rgb": {
    "r": 23,
    "g": 6,
    "b": 65
  },
  "hsl": {
    "h": 257.288,
    "s": 83.099,
    "l": 13.922
  },
  "oklch": {
    "l": 0.20279,
    "c": 0.10151,
    "h": 286.7
  },
  "luminance": 0.00694
}

Semantic roles & 50–950 ramp

primary

#170641

secondary

#658122

accent

#F92EBF

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#040008

muted

#79777B

Preview Lab

Preview with #170641

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

Preview Lab → · Contrast checker → · Palette generator →