#40209D#40209D

#40209D is a dark, vivid violet. Relative luminance 0.046; OKLCH L 37.8% C 0.185 H 285.1°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#40209D
RGB	rgb(64, 32, 157)
HSL	hsl(255, 66%, 37%)
HSV	hsv(255, 80%, 62%)
CMYK	cmyk(59.2%, 79.6%, 0%, 38.4%)
CIE-LAB	lab(25.43, 46.87, -61.97)
CIE-LCH	lch(25.43, 77.70, 307.11°)
OKLab	oklab(37.83% 0.0482 -0.1785)
OKLCH	oklch(37.83% 0.185 285.1)
XYZ	xyz(8.7148, 4.5568, 32.3121)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40209D #7D9D20

analogous

#203F9D #40209D #7F209D

triadic

#40209D #9D4020 #209D40

tetradic

#40209D #9D203F #7D9D20 #209D7F

square

#40209D #9D203F #7D9D20 #209D7F

split-complementary

#40209D #9D7F20 #3F9D20

monochromatic

#170B37 #2B166A #40209D #552AD0 #7C5ADD

Accessibility & contrast

On white

10.99

#40209D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#40209D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40209D

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40209D	#FFFFFF	#000000	##FFFFFF
##40209D	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A0

Deuteranopia (green-blind)

#00389B

Tritanopia (blue-blind)

#0A455E

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #40209d;
/* rgb */ color: rgb(64, 32, 157);
/* oklch */ color: oklch(37.8% 0.185 285.1);

Tailwind

colors: {
  custom: {
    50: '#8160bb',
    500: '#40209d',
    950: '#000000',
  },
}

SCSS

$custom: #40209d;
$custom-light: #8160bb;
$custom-dark: #000000;

JSON

{
  "hex": "#40209d",
  "rgb": {
    "r": 64,
    "g": 32,
    "b": 157
  },
  "hsl": {
    "h": 255.36,
    "s": 66.138,
    "l": 37.059
  },
  "oklch": {
    "l": 0.37833,
    "c": 0.18493,
    "h": 285.1
  },
  "luminance": 0.04557
}

Semantic roles & 50–950 ramp

primary

#40209D

secondary

#A6C157

accent

#E93FBD

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #40209D

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

Preview Lab → · Contrast checker → · Palette generator →