#40147B#40147B

#40147B is a dark, vivid violet. Relative luminance 0.030; OKLCH L 33.1% C 0.157 H 295.6°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#40147B
RGB	rgb(64, 20, 123)
HSL	hsl(266, 72%, 28%)
HSV	hsv(266, 84%, 48%)
CMYK	cmyk(48%, 83.7%, 0%, 51.8%)
CIE-LAB	lab(20.12, 42.70, -49.49)
CIE-LCH	lch(20.12, 65.36, 310.79°)
OKLab	oklab(33.1% 0.068 -0.1419)
OKLCH	oklch(33.1% 0.157 295.6)
XYZ	xyz(5.9387, 3.0202, 19.0051)
Luminance	0.0302 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40147B #4F7B14

analogous

#141B7B #40147B #73147B

triadic

#40147B #7B4014 #147B40

tetradic

#40147B #7B141B #4F7B14 #147B73

square

#40147B #7B141B #4F7B14 #147B73

split-complementary

#40147B #7B7314 #1B7B14

monochromatic

#0E041A #250B46 #40147B #5B1DB0 #782DDD

Accessibility & contrast

On white

13.09

#40147B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#40147B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40147B

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40147B	#FFFFFF	#000000	##FFFFFF
##40147B	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00317E

Deuteranopia (green-blind)

#002F79

Tritanopia (blue-blind)

#2F3248

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #40147b;
/* rgb */ color: rgb(64, 20, 123);
/* oklch */ color: oklch(33.1% 0.157 295.6);

Tailwind

colors: {
  custom: {
    50: '#7c58a2',
    500: '#40147b',
    950: '#000000',
  },
}

SCSS

$custom: #40147b;
$custom-light: #7c58a2;
$custom-dark: #000000;

JSON

{
  "hex": "#40147b",
  "rgb": {
    "r": 64,
    "g": 20,
    "b": 123
  },
  "hsl": {
    "h": 265.631,
    "s": 72.028,
    "l": 28.039
  },
  "oklch": {
    "l": 0.33103,
    "c": 0.15736,
    "h": 295.6
  },
  "luminance": 0.0302
}

Semantic roles & 50–950 ramp

primary

#40147B

secondary

#7EB13A

accent

#EF39A1

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #40147B

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

Preview Lab → · Contrast checker → · Palette generator →