#180641#180641

#180641 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.4% C 0.101 H 287.8°. Best body text is #FFFFFF at 18.40:1 contrast (WCAG AA passes).

Color values

HEX	#180641
RGB	rgb(24, 6, 65)
HSL	hsl(258, 83%, 14%)
HSV	hsv(258, 91%, 25%)
CMYK	cmyk(63.1%, 90.8%, 0%, 74.5%)
CIE-LAB	lab(6.38, 25.99, -33.34)
CIE-LCH	lch(6.38, 42.27, 307.94°)
OKLab	oklab(20.4% 0.031 -0.0966)
OKLCH	oklch(20.4% 0.101 287.8)
XYZ	xyz(1.3957, 0.7060, 5.0627)
Luminance	0.0071 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#180641 #2F4106

analogous

#061241 #180641 #360641

triadic

#180641 #411806 #064118

tetradic

#180641 #410612 #2F4106 #064136

square

#180641 #410612 #2F4106 #064136

split-complementary

#180641 #413606 #124106

monochromatic

#0A031C #0A031C #180641 #2D0B79 #4110B1

Accessibility & contrast

On white

18.40

#180641 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#180641 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #180641

18.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##180641	#FFFFFF	#000000	##FFFFFF
##180641	1.00	18.40	1.14	18.40
#FFFFFF	18.40	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001543

Deuteranopia (green-blind)

#001340

Tritanopia (blue-blind)

#061724

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #180641;
/* rgb */ color: rgb(24, 6, 65);
/* oklch */ color: oklch(20.4% 0.101 287.8);

Tailwind

colors: {
  custom: {
    50: '#5b4876',
    500: '#180641',
    950: '#000000',
  },
}

SCSS

$custom: #180641;
$custom-light: #5b4876;
$custom-dark: #000000;

JSON

{
  "hex": "#180641",
  "rgb": {
    "r": 24,
    "g": 6,
    "b": 65
  },
  "hsl": {
    "h": 258.305,
    "s": 83.099,
    "l": 13.922
  },
  "oklch": {
    "l": 0.20397,
    "c": 0.10143,
    "h": 287.8
  },
  "luminance": 0.00706
}

Semantic roles & 50–950 ramp

primary

#180641

secondary

#648122

accent

#F92EBB

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#040008

muted

#79777B

Preview Lab

Preview with #180641

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

Preview Lab → · Contrast checker → · Palette generator →