#6640CD#6640CD

#6640CD is a mid, highly saturated violet. Relative luminance 0.109; OKLCH L 50.0% C 0.205 H 289.2°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#6640CD
RGB	rgb(102, 64, 205)
HSL	hsl(256, 59%, 53%)
HSV	hsv(256, 69%, 80%)
CMYK	cmyk(50.2%, 68.8%, 0%, 19.6%)
CIE-LAB	lab(39.41, 50.04, -67.41)
CIE-LCH	lch(39.41, 83.95, 306.59°)
OKLab	oklab(49.95% 0.0672 -0.1935)
OKLCH	oklch(49.95% 0.205 289.2)
XYZ	xyz(18.3291, 10.8985, 58.8836)
Luminance	0.1090 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6640CD #A7CD40

analogous

#4061CD #6640CD #AC40CD

triadic

#6640CD #CD6640 #40CD66

tetradic

#6640CD #CD4061 #A7CD40 #40CDAC

square

#6640CD #CD4061 #A7CD40 #40CDAC

split-complementary

#6640CD #CDAC40 #61CD40

monochromatic

#361E74 #4C2BA5 #6640CD #8D71DA #B4A1E6

Accessibility & contrast

On white

6.60

#6640CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#6640CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6640CD

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6640CD	#FFFFFF	#000000	##FFFFFF
##6640CD	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D1

Deuteranopia (green-blind)

#0059CA

Tritanopia (blue-blind)

#426482

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #6640cd;
/* rgb */ color: rgb(102, 64, 205);
/* oklch */ color: oklch(50.0% 0.205 289.2);

Tailwind

colors: {
  custom: {
    50: '#9b78dd',
    500: '#6640cd',
    950: '#000000',
  },
}

SCSS

$custom: #6640cd;
$custom-light: #9b78dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6640cd",
  "rgb": {
    "r": 102,
    "g": 64,
    "b": 205
  },
  "hsl": {
    "h": 256.17,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.49952,
    "c": 0.20481,
    "h": 289.2
  },
  "luminance": 0.10899
}

Semantic roles & 50–950 ramp

primary

#6640CD

secondary

#C2D396

accent

#E246B8

background

#FAF7FD

surface

#F4EDFB

border

#CEC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #6640CD

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

Preview Lab → · Contrast checker → · Palette generator →