#40137F#40137F

#40137F is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.4% C 0.163 H 294.4°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#40137F
RGB	rgb(64, 19, 127)
HSL	hsl(265, 74%, 29%)
HSV	hsv(265, 85%, 50%)
CMYK	cmyk(49.6%, 85%, 0%, 50.2%)
CIE-LAB	lab(20.39, 44.16, -51.59)
CIE-LCH	lch(20.39, 67.91, 310.56°)
OKLab	oklab(33.41% 0.0672 -0.1481)
OKLCH	oklch(33.41% 0.163 294.4)
XYZ	xyz(6.1769, 3.0879, 20.3451)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40137F #527F13

analogous

#131C7F #40137F #76137F

triadic

#40137F #7F4013 #137F40

tetradic

#40137F #7F131C #527F13 #137F76

square

#40137F #7F131C #527F13 #137F76

split-complementary

#40137F #7F7613 #1C7F13

monochromatic

#0D041B #250B4A #40137F #5B1BB4 #772DE0

Accessibility & contrast

On white

12.98

#40137F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#40137F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40137F

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40137F	#FFFFFF	#000000	##FFFFFF
##40137F	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003282

Deuteranopia (green-blind)

#002F7D

Tritanopia (blue-blind)

#2D334A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #40137f;
/* rgb */ color: rgb(64, 19, 127);
/* oklch */ color: oklch(33.4% 0.163 294.4);

Tailwind

colors: {
  custom: {
    50: '#7d58a5',
    500: '#40137f',
    950: '#000000',
  },
}

SCSS

$custom: #40137f;
$custom-light: #7d58a5;
$custom-dark: #000000;

JSON

{
  "hex": "#40137f",
  "rgb": {
    "r": 64,
    "g": 19,
    "b": 127
  },
  "hsl": {
    "h": 265,
    "s": 73.973,
    "l": 28.627
  },
  "oklch": {
    "l": 0.3341,
    "c": 0.16263,
    "h": 294.4
  },
  "luminance": 0.03088
}

Semantic roles & 50–950 ramp

primary

#40137F

secondary

#81B439

accent

#F137A3

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0A040F

muted

#7C797F

Preview Lab

Preview with #40137F

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

Preview Lab → · Contrast checker → · Palette generator →