#40155E#40155E

#40155E is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.5% C 0.124 H 307.4°. Best body text is #FFFFFF at 14.12:1 contrast (WCAG AA passes).

Color values

HEX	#40155E
RGB	rgb(64, 21, 94)
HSL	hsl(275, 63%, 23%)
HSV	hsv(275, 78%, 37%)
CMYK	cmyk(31.9%, 77.7%, 0%, 63.1%)
CIE-LAB	lab(17.62, 34.65, -34.69)
CIE-LCH	lch(17.62, 49.03, 314.97°)
OKLab	oklab(30.53% 0.0752 -0.0985)
OKLCH	oklch(30.53% 0.124 307.4)
XYZ	xyz(4.4025, 2.4345, 10.8255)
Luminance	0.0243 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40155E #335E15

analogous

#1B155E #40155E #5E1558

triadic

#40155E #5E4015 #155E40

tetradic

#40155E #5E1B15 #335E15 #15585E

square

#40155E #5E1B15 #335E15 #15585E

split-complementary

#40155E #585E15 #155E1B

monochromatic

#110619 #1E0A2C #40155E #622090 #842BC2

Accessibility & contrast

On white

14.12

#40155E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#40155E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40155E

14.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40155E	#FFFFFF	#000000	##FFFFFF
##40155E	1.00	14.12	1.49	14.12
#FFFFFF	14.12	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A60

Deuteranopia (green-blind)

#002C5C

Tritanopia (blue-blind)

#3B2638

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #40155e;
/* rgb */ color: rgb(64, 21, 94);
/* oklch */ color: oklch(30.5% 0.124 307.4);

Tailwind

colors: {
  custom: {
    50: '#78578c',
    500: '#40155e',
    950: '#000000',
  },
}

SCSS

$custom: #40155e;
$custom-light: #78578c;
$custom-dark: #000000;

JSON

{
  "hex": "#40155e",
  "rgb": {
    "r": 64,
    "g": 21,
    "b": 94
  },
  "hsl": {
    "h": 275.342,
    "s": 63.478,
    "l": 22.549
  },
  "oklch": {
    "l": 0.30528,
    "c": 0.12392,
    "h": 307.4
  },
  "luminance": 0.02434
}

Semantic roles & 50–950 ramp

primary

#40155E

secondary

#5F9539

accent

#E74185

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09030C

muted

#7B787D

Preview Lab

Preview with #40155E

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

Preview Lab → · Contrast checker → · Palette generator →