#40209B#40209B

#40209B is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.6% C 0.183 H 285.5°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#40209B
RGB	rgb(64, 32, 155)
HSL	hsl(256, 66%, 37%)
HSV	hsv(256, 79%, 61%)
CMYK	cmyk(58.7%, 79.4%, 0%, 39.2%)
CIE-LAB	lab(25.23, 46.29, -61.08)
CIE-LCH	lch(25.23, 76.64, 307.16°)
OKLab	oklab(37.63% 0.0488 -0.176)
OKLCH	oklch(37.63% 0.183 285.5)
XYZ	xyz(8.5455, 4.4891, 31.4202)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40209B #7B9B20

analogous

#203E9B #40209B #7E209B

triadic

#40209B #9B4020 #209B40

tetradic

#40209B #9B203E #7B9B20 #209B7E

square

#40209B #9B203E #7B9B20 #209B7E

split-complementary

#40209B #9B7E20 #3E9B20

monochromatic

#160B36 #2B1668 #40209B #552ACE #7B59DD

Accessibility & contrast

On white

11.06

#40209B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#40209B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40209B

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40209B	#FFFFFF	#000000	##FFFFFF
##40209B	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F9E

Deuteranopia (green-blind)

#003899

Tritanopia (blue-blind)

#0F445D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #40209b;
/* rgb */ color: rgb(64, 32, 155);
/* oklch */ color: oklch(37.6% 0.183 285.5);

Tailwind

colors: {
  custom: {
    50: '#8060ba',
    500: '#40209b',
    950: '#000000',
  },
}

SCSS

$custom: #40209b;
$custom-light: #8060ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40209b",
  "rgb": {
    "r": 64,
    "g": 32,
    "b": 155
  },
  "hsl": {
    "h": 255.61,
    "s": 65.775,
    "l": 36.667
  },
  "oklch": {
    "l": 0.37627,
    "c": 0.1826,
    "h": 285.5
  },
  "luminance": 0.0449
}

Semantic roles & 50–950 ramp

primary

#40209B

secondary

#A5C156

accent

#E93FBD

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #40209B

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

Preview Lab → · Contrast checker → · Palette generator →