#40186C#40186C

#40186C is a dark, vivid violet. Relative luminance 0.028; OKLCH L 32.1% C 0.136 H 300.4°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#40186C
RGB	rgb(64, 24, 108)
HSL	hsl(269, 64%, 26%)
HSV	hsv(269, 78%, 42%)
CMYK	cmyk(40.7%, 77.8%, 0%, 57.6%)
CIE-LAB	lab(19.33, 36.87, -41.12)
CIE-LCH	lch(19.33, 55.23, 311.88°)
OKLab	oklab(32.12% 0.069 -0.1174)
OKLCH	oklch(32.12% 0.136 300.4)
XYZ	xyz(5.1471, 2.8259, 14.4587)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40186C #446C18

analogous

#181A6C #40186C #6A186C

triadic

#40186C #6C4018 #186C40

tetradic

#40186C #6C181A #446C18 #186C6A

square

#40186C #6C181A #446C18 #186C6A

split-complementary

#40186C #6C6A18 #1A6C18

monochromatic

#0F0619 #220D3A #40186C #5E239E #7B2ED0

Accessibility & contrast

On white

13.42

#40186C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#40186C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40186C

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40186C	#FFFFFF	#000000	##FFFFFF
##40186C	1.00	13.42	1.57	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F6E

Deuteranopia (green-blind)

#002E6A

Tritanopia (blue-blind)

#362D41

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #40186c;
/* rgb */ color: rgb(64, 24, 108);
/* oklch */ color: oklch(32.1% 0.136 300.4);

Tailwind

colors: {
  custom: {
    50: '#7a5997',
    500: '#40186c',
    950: '#000000',
  },
}

SCSS

$custom: #40186c;
$custom-light: #7a5997;
$custom-dark: #000000;

JSON

{
  "hex": "#40186c",
  "rgb": {
    "r": 64,
    "g": 24,
    "b": 108
  },
  "hsl": {
    "h": 268.571,
    "s": 63.636,
    "l": 25.882
  },
  "oklch": {
    "l": 0.32115,
    "c": 0.13617,
    "h": 300.4
  },
  "luminance": 0.02826
}

Semantic roles & 50–950 ramp

primary

#40186C

secondary

#72A23E

accent

#E74198

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040D

muted

#7C797E

Preview Lab

Preview with #40186C

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

Preview Lab → · Contrast checker → · Palette generator →