#40366E#40366E

#40366E is a dark, moderate violet. Relative luminance 0.049; OKLCH L 37.3% C 0.093 H 289.3°. Best body text is #FFFFFF at 10.66:1 contrast (WCAG AA passes).

Color values

HEX	#40366E
RGB	rgb(64, 54, 110)
HSL	hsl(251, 34%, 32%)
HSV	hsv(251, 51%, 43%)
CMYK	cmyk(41.8%, 50.9%, 0%, 56.9%)
CIE-LAB	lab(26.31, 19.39, -31.15)
CIE-LCH	lch(26.31, 36.69, 301.91°)
OKLab	oklab(37.26% 0.0308 -0.0881)
OKLCH	oklch(37.26% 0.093 289.3)
XYZ	xyz(6.2472, 4.8539, 15.3566)
Luminance	0.0485 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40366E #646E36

analogous

#36486E #40366E #5C366E

triadic

#40366E #6E4036 #366E40

tetradic

#40366E #6E3648 #646E36 #366E5C

square

#40366E #6E3648 #646E36 #366E5C

split-complementary

#40366E #6E5C36 #486E36

monochromatic

#100E1C #282245 #40366E #584A97 #7769B5

Accessibility & contrast

On white

10.66

#40366E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#40366E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40366E

10.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40366E	#FFFFFF	#000000	##FFFFFF
##40366E	1.00	10.66	1.97	10.66
#FFFFFF	10.66	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#203F70

Deuteranopia (green-blind)

#213D6D

Tritanopia (blue-blind)

#33414C

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #40366e;
/* rgb */ color: rgb(64, 54, 110);
/* oklch */ color: oklch(37.3% 0.093 289.3);

Tailwind

colors: {
  custom: {
    50: '#786d98',
    500: '#40366e',
    950: '#000000',
  },
}

SCSS

$custom: #40366e;
$custom-light: #786d98;
$custom-dark: #000000;

JSON

{
  "hex": "#40366e",
  "rgb": {
    "r": 64,
    "g": 54,
    "b": 110
  },
  "hsl": {
    "h": 250.714,
    "s": 34.146,
    "l": 32.157
  },
  "oklch": {
    "l": 0.37259,
    "c": 0.09337,
    "h": 289.3
  },
  "luminance": 0.04854
}

Semantic roles & 50–950 ramp

primary

#40366E

secondary

#939E62

accent

#CA5EB7

background

#F7F6F9

surface

#EDEBF2

border

#C8C6CC

text

#09070D

muted

#7B7A7E

Preview Lab

Preview with #40366E

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

Preview Lab → · Contrast checker → · Palette generator →