#40209E#40209E

#40209E is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.9% C 0.186 H 284.9°. Best body text is #FFFFFF at 10.95:1 contrast (WCAG AA passes).

Color values

HEX	#40209E
RGB	rgb(64, 32, 158)
HSL	hsl(255, 66%, 37%)
HSV	hsv(255, 80%, 62%)
CMYK	cmyk(59.5%, 79.7%, 0%, 38%)
CIE-LAB	lab(25.54, 47.16, -62.41)
CIE-LCH	lch(25.54, 78.22, 307.08°)
OKLab	oklab(37.94% 0.0479 -0.1798)
OKLCH	oklch(37.94% 0.186 284.9)
XYZ	xyz(8.8005, 4.5911, 32.7636)
Luminance	0.0459 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40209E #7E9E20

analogous

#203F9E #40209E #7F209E

triadic

#40209E #9E4020 #209E40

tetradic

#40209E #9E203F #7E9E20 #209E7F

square

#40209E #9E203F #7E9E20 #209E7F

split-complementary

#40209E #9E7F20 #3F9E20

monochromatic

#170B38 #2B166B #40209E #552AD1 #7C5BDE

Accessibility & contrast

On white

10.95

#40209E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#40209E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40209E

10.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40209E	#FFFFFF	#000000	##FFFFFF
##40209E	1.00	10.95	1.92	10.95
#FFFFFF	10.95	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A1

Deuteranopia (green-blind)

#00399C

Tritanopia (blue-blind)

#07455F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #40209e;
/* rgb */ color: rgb(64, 32, 158);
/* oklch */ color: oklch(37.9% 0.186 284.9);

Tailwind

colors: {
  custom: {
    50: '#8160bc',
    500: '#40209e',
    950: '#000000',
  },
}

SCSS

$custom: #40209e;
$custom-light: #8160bc;
$custom-dark: #000000;

JSON

{
  "hex": "#40209e",
  "rgb": {
    "r": 64,
    "g": 32,
    "b": 158
  },
  "hsl": {
    "h": 255.238,
    "s": 66.316,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37936,
    "c": 0.18608,
    "h": 284.9
  },
  "luminance": 0.04592
}

Semantic roles & 50–950 ramp

primary

#40209E

secondary

#A7C258

accent

#E93FBE

background

#F8F5FB

surface

#F0EAF7

border

#CBC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #40209E

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

Preview Lab → · Contrast checker → · Palette generator →