#400C56#400C56

#400C56 is a dark, vivid purple. Relative luminance 0.020; OKLCH L 28.9% C 0.126 H 313.0°. Best body text is #FFFFFF at 14.95:1 contrast (WCAG AA passes).

Color values

HEX	#400C56
RGB	rgb(64, 12, 86)
HSL	hsl(282, 76%, 19%)
HSV	hsv(282, 86%, 34%)
CMYK	cmyk(25.6%, 86%, 0%, 66.3%)
CIE-LAB	lab(15.62, 36.55, -32.56)
CIE-LCH	lch(15.62, 48.95, 318.30°)
OKLab	oklab(28.91% 0.086 -0.0922)
OKLCH	oklch(28.91% 0.126 313)
XYZ	xyz(3.9252, 2.0249, 8.9864)
Luminance	0.0203 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400C56 #22560C

analogous

#1B0C56 #400C56 #560C47

triadic

#400C56 #56400C #0C5640

tetradic

#400C56 #561B0C #22560C #0C4756

square

#400C56 #561B0C #22560C #0C4756

split-complementary

#400C56 #47560C #0C561B

monochromatic

#14041B #180520 #400C56 #68138C #901BC1

Accessibility & contrast

On white

14.95

#400C56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#400C56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400C56

14.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400C56	#FFFFFF	#000000	##FFFFFF
##400C56	1.00	14.95	1.41	14.95
#FFFFFF	14.95	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002458

Deuteranopia (green-blind)

#032854

Tritanopia (blue-blind)

#3E1E31

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #400c56;
/* rgb */ color: rgb(64, 12, 86);
/* oklch */ color: oklch(28.9% 0.126 313.0);

Tailwind

colors: {
  custom: {
    50: '#785286',
    500: '#400c56',
    950: '#000000',
  },
}

SCSS

$custom: #400c56;
$custom-light: #785286;
$custom-dark: #000000;

JSON

{
  "hex": "#400c56",
  "rgb": {
    "r": 64,
    "g": 12,
    "b": 86
  },
  "hsl": {
    "h": 282.162,
    "s": 75.51,
    "l": 19.216
  },
  "oklch": {
    "l": 0.28906,
    "c": 0.12608,
    "h": 313
  },
  "luminance": 0.02025
}

Semantic roles & 50–950 ramp

primary

#400C56

secondary

#4B912D

accent

#F2366E

background

#F7F4F8

surface

#EEE7EF

border

#C9C3CA

text

#09030B

muted

#7B787C

Preview Lab

Preview with #400C56

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

Preview Lab → · Contrast checker → · Palette generator →