#40239C#40239C

#40239C is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.1% C 0.181 H 284.9°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#40239C
RGB	rgb(64, 35, 156)
HSL	hsl(254, 63%, 37%)
HSV	hsv(254, 78%, 61%)
CMYK	cmyk(59%, 77.6%, 0%, 38.8%)
CIE-LAB	lab(25.84, 45.12, -60.69)
CIE-LCH	lch(25.84, 75.63, 306.63°)
OKLab	oklab(38.09% 0.0465 -0.1748)
OKLCH	oklch(38.09% 0.181 284.9)
XYZ	xyz(8.7143, 4.6918, 31.8925)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40239C #7F9C23

analogous

#23439C #40239C #7C239C

triadic

#40239C #9C4023 #239C40

tetradic

#40239C #9C2343 #7F9C23 #239C7C

square

#40239C #9C2343 #7F9C23 #239C7C

split-complementary

#40239C #9C7C23 #439C23

monochromatic

#170D38 #2B186A #40239C #552ECE #7C5EDB

Accessibility & contrast

On white

10.83

#40239C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#40239C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40239C

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40239C	#FFFFFF	#000000	##FFFFFF
##40239C	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00419F

Deuteranopia (green-blind)

#00399A

Tritanopia (blue-blind)

#0C465E

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #40239c;
/* rgb */ color: rgb(64, 35, 156);
/* oklch */ color: oklch(38.1% 0.181 284.9);

Tailwind

colors: {
  custom: {
    50: '#8062ba',
    500: '#40239c',
    950: '#000000',
  },
}

SCSS

$custom: #40239c;
$custom-light: #8062ba;
$custom-dark: #000000;

JSON

{
  "hex": "#40239c",
  "rgb": {
    "r": 64,
    "g": 35,
    "b": 156
  },
  "hsl": {
    "h": 254.38,
    "s": 63.351,
    "l": 37.451
  },
  "oklch": {
    "l": 0.38085,
    "c": 0.18091,
    "h": 284.9
  },
  "luminance": 0.04692
}

Semantic roles & 50–950 ramp

primary

#40239C

secondary

#A8C05B

accent

#E641BF

background

#F8F5FB

surface

#EFEAF6

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #40239C

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

Preview Lab → · Contrast checker → · Palette generator →