#40318A#40318A

#40318A is a dark, vivid violet. Relative luminance 0.051; OKLCH L 38.5% C 0.141 H 285.3°. Best body text is #FFFFFF at 10.37:1 contrast (WCAG AA passes).

Color values

HEX	#40318A
RGB	rgb(64, 49, 138)
HSL	hsl(250, 48%, 37%)
HSV	hsv(250, 64%, 54%)
CMYK	cmyk(53.6%, 64.5%, 0%, 45.9%)
CIE-LAB	lab(27.08, 31.59, -47.57)
CIE-LCH	lch(27.08, 57.10, 303.59°)
OKLab	oklab(38.47% 0.0374 -0.1364)
OKLCH	oklch(38.47% 0.141 285.3)
XYZ	xyz(7.7987, 5.1212, 24.6174)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40318A #7B8A31

analogous

#314F8A #40318A #6D318A

triadic

#40318A #8A4031 #318A40

tetradic

#40318A #8A314F #7B8A31 #318A6D

square

#40318A #8A314F #7B8A31 #318A6D

split-complementary

#40318A #8A6D31 #4F8A31

monochromatic

#161130 #2B215D #40318A #5541B7 #7B6BCA

Accessibility & contrast

On white

10.37

#40318A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#40318A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40318A

10.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40318A	#FFFFFF	#000000	##FFFFFF
##40318A	1.00	10.37	2.02	10.37
#FFFFFF	10.37	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428D

Deuteranopia (green-blind)

#003D88

Tritanopia (blue-blind)

#234658

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #40318a;
/* rgb */ color: rgb(64, 49, 138);
/* oklch */ color: oklch(38.5% 0.141 285.3);

Tailwind

colors: {
  custom: {
    50: '#7c6aad',
    500: '#40318a',
    950: '#000000',
  },
}

SCSS

$custom: #40318a;
$custom-light: #7c6aad;
$custom-dark: #000000;

JSON

{
  "hex": "#40318a",
  "rgb": {
    "r": 64,
    "g": 49,
    "b": 138
  },
  "hsl": {
    "h": 250.112,
    "s": 47.594,
    "l": 36.667
  },
  "oklch": {
    "l": 0.38468,
    "c": 0.14146,
    "h": 285.3
  },
  "luminance": 0.05122
}

Semantic roles & 50–950 ramp

primary

#40318A

secondary

#A5B265

accent

#D751C1

background

#F7F6FA

surface

#EEEBF4

border

#C9C6CE

text

#0A0610

muted

#7C7A7F

Preview Lab

Preview with #40318A

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

Preview Lab → · Contrast checker → · Palette generator →