#640E5A#640E5A

#640E5A is a dark, vivid purple. Relative luminance 0.038; OKLCH L 35.4% C 0.144 H 333.7°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#640E5A
RGB	rgb(100, 14, 90)
HSL	hsl(307, 75%, 22%)
HSV	hsv(307, 86%, 39%)
CMYK	cmyk(0%, 86%, 10%, 60.8%)
CIE-LAB	lab(22.87, 44.59, -23.26)
CIE-LCH	lch(22.87, 50.29, 332.45°)
OKLab	oklab(35.43% 0.1294 -0.0639)
OKLCH	oklch(35.43% 0.144 333.7)
XYZ	xyz(7.2581, 3.7622, 10.0148)
Luminance	0.0376 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#640E5A #0E6418

analogous

#430E64 #640E5A #640E2F

triadic

#640E5A #5A640E #0E5A64

tetradic

#640E5A #64430E #0E6418 #0E2F64

square

#640E5A #64430E #0E6418 #0E2F64

split-complementary

#640E5A #2F640E #0E6443

monochromatic

#1B0418 #2E062A #640E5A #9A168A #CF1DBB

Accessibility & contrast

On white

11.98

#640E5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#640E5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #640E5A

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##640E5A	#FFFFFF	#000000	##FFFFFF
##640E5A	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A2F5C

Deuteranopia (green-blind)

#2E3B58

Tritanopia (blue-blind)

#691834

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #640e5a;
/* rgb */ color: rgb(100, 14, 90);
/* oklch */ color: oklch(35.4% 0.144 333.7);

Tailwind

colors: {
  custom: {
    50: '#935a89',
    500: '#640e5a',
    950: '#000000',
  },
}

SCSS

$custom: #640e5a;
$custom-light: #935a89;
$custom-dark: #000000;

JSON

{
  "hex": "#640e5a",
  "rgb": {
    "r": 100,
    "g": 14,
    "b": 90
  },
  "hsl": {
    "h": 306.977,
    "s": 75.439,
    "l": 22.353
  },
  "oklch": {
    "l": 0.35433,
    "c": 0.14426,
    "h": 333.7
  },
  "luminance": 0.03762
}

Semantic roles & 50–950 ramp

primary

#640E5A

secondary

#319D3D

accent

#F24C36

background

#F9F5F8

surface

#F2E9F0

border

#CCC5CB

text

#0D040B

muted

#7E797C

Preview Lab

Preview with #640E5A

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

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