#180640#180640

#180640 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.3% C 0.100 H 288.3°. Best body text is #FFFFFF at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#180640
RGB	rgb(24, 6, 64)
HSL	hsl(259, 83%, 14%)
HSV	hsv(259, 91%, 25%)
CMYK	cmyk(62.5%, 90.6%, 0%, 74.9%)
CIE-LAB	lab(6.27, 25.59, -32.79)
CIE-LCH	lch(6.27, 41.59, 307.97°)
OKLab	oklab(20.28% 0.0314 -0.0951)
OKLCH	oklch(20.28% 0.1 288.3)
XYZ	xyz(1.3670, 0.6945, 4.9115)
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

#180640 #2E4006

analogous

#061140 #180640 #350640

triadic

#180640 #401806 #064018

tetradic

#180640 #400611 #2E4006 #064035

square

#180640 #400611 #2E4006 #064035

split-complementary

#180640 #403506 #114006

monochromatic

#0A031C #0A031C #180640 #2D0B78 #4210B0

Accessibility & contrast

On white

18.44

#180640 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#180640 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180640

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180640	#FFFFFF	#000000	##FFFFFF
##180640	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)

#001542

Deuteranopia (green-blind)

#00123F

Tritanopia (blue-blind)

#071723

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #180640;
/* rgb */ color: rgb(24, 6, 64);
/* oklch */ color: oklch(20.3% 0.100 288.3);

Tailwind

colors: {
  custom: {
    50: '#5b4875',
    500: '#180640',
    950: '#000000',
  },
}

SCSS

$custom: #180640;
$custom-light: #5b4875;
$custom-dark: #000000;

JSON

{
  "hex": "#180640",
  "rgb": {
    "r": 24,
    "g": 6,
    "b": 64
  },
  "hsl": {
    "h": 258.621,
    "s": 82.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.20277,
    "c": 0.10012,
    "h": 288.3
  },
  "luminance": 0.00695
}

Semantic roles & 50–950 ramp

primary

#180640

secondary

#638022

accent

#F92FBA

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#040008

muted

#79777B

Preview Lab

Preview with #180640

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

Preview Lab → · Contrast checker → · Palette generator →