#40186F#40186F

#40186F is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.4% C 0.140 H 299.3°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#40186F
RGB	rgb(64, 24, 111)
HSL	hsl(268, 64%, 26%)
HSV	hsv(268, 78%, 44%)
CMYK	cmyk(42.3%, 78.4%, 0%, 56.5%)
CIE-LAB	lab(19.60, 37.68, -42.63)
CIE-LCH	lch(19.60, 56.89, 311.48°)
OKLab	oklab(32.39% 0.0682 -0.1218)
OKLCH	oklch(32.39% 0.14 299.3)
XYZ	xyz(5.3095, 2.8909, 15.3141)
Luminance	0.0289 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40186F #476F18

analogous

#181C6F #40186F #6C186F

triadic

#40186F #6F4018 #186F40

tetradic

#40186F #6F181C #476F18 #186F6C

square

#40186F #6F181C #476F18 #186F6C

split-complementary

#40186F #6F6C18 #1C6F18

monochromatic

#0F0519 #230D3D #40186F #5D23A1 #7A2FD2

Accessibility & contrast

On white

13.31

#40186F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#40186F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40186F

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40186F	#FFFFFF	#000000	##FFFFFF
##40186F	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F71

Deuteranopia (green-blind)

#002F6D

Tritanopia (blue-blind)

#352F42

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #40186f;
/* rgb */ color: rgb(64, 24, 111);
/* oklch */ color: oklch(32.4% 0.140 299.3);

Tailwind

colors: {
  custom: {
    50: '#7a5999',
    500: '#40186f',
    950: '#000000',
  },
}

SCSS

$custom: #40186f;
$custom-light: #7a5999;
$custom-dark: #000000;

JSON

{
  "hex": "#40186f",
  "rgb": {
    "r": 64,
    "g": 24,
    "b": 111
  },
  "hsl": {
    "h": 267.586,
    "s": 64.444,
    "l": 26.471
  },
  "oklch": {
    "l": 0.32387,
    "c": 0.13964,
    "h": 299.3
  },
  "luminance": 0.02891
}

Semantic roles & 50–950 ramp

primary

#40186F

secondary

#76A53E

accent

#E7409B

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #40186F

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

Preview Lab → · Contrast checker → · Palette generator →