#40187A#40187A

#40187A is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.4% C 0.152 H 295.3°. Best body text is #FFFFFF at 12.89:1 contrast (WCAG AA passes).

Color values

HEX	#40187A
RGB	rgb(64, 24, 122)
HSL	hsl(264, 67%, 29%)
HSV	hsv(264, 80%, 48%)
CMYK	cmyk(47.5%, 80.3%, 0%, 52.2%)
CIE-LAB	lab(20.63, 40.68, -48.02)
CIE-LCH	lch(20.63, 62.94, 310.27°)
OKLab	oklab(33.42% 0.0651 -0.1377)
OKLCH	oklch(33.42% 0.152 295.3)
XYZ	xyz(5.9529, 3.1482, 18.7026)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40187A #527A18

analogous

#18217A #40187A #71187A

triadic

#40187A #7A4018 #187A40

tetradic

#40187A #7A1821 #527A18 #187A71

square

#40187A #7A1821 #527A18 #187A71

split-complementary

#40187A #7A7118 #217A18

monochromatic

#0D051A #250E47 #40187A #5B22AD #7735D7

Accessibility & contrast

On white

12.89

#40187A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#40187A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40187A

12.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40187A	#FFFFFF	#000000	##FFFFFF
##40187A	1.00	12.89	1.63	12.89
#FFFFFF	12.89	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327D

Deuteranopia (green-blind)

#003078

Tritanopia (blue-blind)

#2F3348

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #40187a;
/* rgb */ color: rgb(64, 24, 122);
/* oklch */ color: oklch(33.4% 0.152 295.3);

Tailwind

colors: {
  custom: {
    50: '#7b5aa1',
    500: '#40187a',
    950: '#000000',
  },
}

SCSS

$custom: #40187a;
$custom-light: #7b5aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#40187a",
  "rgb": {
    "r": 64,
    "g": 24,
    "b": 122
  },
  "hsl": {
    "h": 264.49,
    "s": 67.123,
    "l": 28.627
  },
  "oklch": {
    "l": 0.33423,
    "c": 0.15229,
    "h": 295.3
  },
  "luminance": 0.03148
}

Semantic roles & 50–950 ramp

primary

#40187A

secondary

#81AF3F

accent

#EA3EA4

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #40187A

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

Preview Lab → · Contrast checker → · Palette generator →