#40156B#40156B

#40156B is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.7% C 0.139 H 301.4°. Best body text is #FFFFFF at 13.66:1 contrast (WCAG AA passes).

Color values

HEX	#40156B
RGB	rgb(64, 21, 107)
HSL	hsl(270, 67%, 25%)
HSV	hsv(270, 80%, 42%)
CMYK	cmyk(40.2%, 80.4%, 0%, 58%)
CIE-LAB	lab(18.75, 38.02, -41.42)
CIE-LCH	lch(18.75, 56.22, 312.55°)
OKLab	oklab(31.67% 0.0722 -0.1183)
OKLCH	oklch(31.67% 0.139 301.4)
XYZ	xyz(5.0357, 2.6878, 14.1606)
Luminance	0.0269 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40156B #406B15

analogous

#15156B #40156B #6B156B

triadic

#40156B #6B4015 #156B40

tetradic

#40156B #6B1515 #406B15 #156B6B

square

#40156B #6B1515 #406B15 #156B6B

split-complementary

#40156B #6B6B15 #156B15

monochromatic

#0F051A #210B38 #40156B #5F1F9E #7D29D1

Accessibility & contrast

On white

13.66

#40156B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#40156B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40156B

13.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40156B	#FFFFFF	#000000	##FFFFFF
##40156B	1.00	13.66	1.54	13.66
#FFFFFF	13.66	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6D

Deuteranopia (green-blind)

#002D69

Tritanopia (blue-blind)

#362B3F

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #40156b;
/* rgb */ color: rgb(64, 21, 107);
/* oklch */ color: oklch(31.7% 0.139 301.4);

Tailwind

colors: {
  custom: {
    50: '#7a5896',
    500: '#40156b',
    950: '#000000',
  },
}

SCSS

$custom: #40156b;
$custom-light: #7a5896;
$custom-dark: #000000;

JSON

{
  "hex": "#40156b",
  "rgb": {
    "r": 64,
    "g": 21,
    "b": 107
  },
  "hsl": {
    "h": 270,
    "s": 67.188,
    "l": 25.098
  },
  "oklch": {
    "l": 0.31675,
    "c": 0.13856,
    "h": 301.4
  },
  "luminance": 0.02688
}

Semantic roles & 50–950 ramp

primary

#40156B

secondary

#6EA23A

accent

#EA3E94

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A030D

muted

#7C787E

Preview Lab

Preview with #40156B

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

Preview Lab → · Contrast checker → · Palette generator →