#400640#400640

#400640 is a dark, moderate purple. Relative luminance 0.016; OKLCH L 26.6% C 0.112 H 328.2°. Best body text is #FFFFFF at 15.93:1 contrast (WCAG AA passes).

Color values

HEX	#400640
RGB	rgb(64, 6, 64)
HSL	hsl(300, 83%, 14%)
HSV	hsv(300, 91%, 25%)
CMYK	cmyk(0%, 90.6%, 0%, 74.9%)
CIE-LAB	lab(13.17, 34.09, -21.29)
CIE-LCH	lch(13.17, 40.19, 328.02°)
OKLab	oklab(26.64% 0.0952 -0.0591)
OKLCH	oklch(26.64% 0.112 328.2)
XYZ	xyz(3.1049, 1.5906, 4.9930)
Luminance	0.0159 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#400640 #064006

analogous

#230640 #400640 #400623

triadic

#400640 #404006 #064040

tetradic

#400640 #402306 #064006 #062340

square

#400640 #402306 #064006 #062340

split-complementary

#400640 #234006 #064023

monochromatic

#1C031C #1C031C #400640 #780B78 #B010B0

Accessibility & contrast

On white

15.93

#400640 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#400640 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #400640

15.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##400640	#FFFFFF	#000000	##FFFFFF
##400640	1.00	15.93	1.32	15.93
#FFFFFF	15.93	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D41

Deuteranopia (green-blind)

#17243F

Tritanopia (blue-blind)

#421023

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #400640;
/* rgb */ color: rgb(64, 6, 64);
/* oklch */ color: oklch(26.6% 0.112 328.2);

Tailwind

colors: {
  custom: {
    50: '#784f75',
    500: '#400640',
    950: '#000000',
  },
}

SCSS

$custom: #400640;
$custom-light: #784f75;
$custom-dark: #000000;

JSON

{
  "hex": "#400640",
  "rgb": {
    "r": 64,
    "g": 6,
    "b": 64
  },
  "hsl": {
    "h": 300,
    "s": 82.857,
    "l": 13.725
  },
  "oklch": {
    "l": 0.26644,
    "c": 0.11204,
    "h": 328.2
  },
  "luminance": 0.0159
}

Semantic roles & 50–950 ramp

primary

#400640

secondary

#228022

accent

#F92F2F

background

#F7F4F7

surface

#EDE7ED

border

#C8C3C8

text

#090208

muted

#7B787B

Preview Lab

Preview with #400640

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

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