#6640D2#6640D2

#6640D2 is a mid, highly saturated violet. Relative luminance 0.111; OKLCH L 50.4% C 0.211 H 288.4°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#6640D2
RGB	rgb(102, 64, 210)
HSL	hsl(256, 62%, 54%)
HSV	hsv(256, 70%, 82%)
CMYK	cmyk(51.4%, 69.5%, 0%, 17.6%)
CIE-LAB	lab(39.82, 51.45, -69.63)
CIE-LCH	lch(39.82, 86.57, 306.46°)
OKLab	oklab(50.38% 0.0664 -0.2)
OKLCH	oklch(50.38% 0.211 288.4)
XYZ	xyz(18.9423, 11.1438, 62.1131)
Luminance	0.1114 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 3.46

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6640D2 #ACD240

analogous

#4063D2 #6640D2 #AF40D2

triadic

#6640D2 #D26640 #40D266

tetradic

#6640D2 #D24063 #ACD240 #40D2AF

square

#6640D2 #D24063 #ACD240 #40D2AF

split-complementary

#6640D2 #D2AF40 #63D240

monochromatic

#351D7B #4B29AC #6640D2 #8E72DE #B5A3E9

Accessibility & contrast

On white

6.50

#6640D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#6640D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6640D2

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6640D2	#FFFFFF	#000000	##FFFFFF
##6640D2	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061D6

Deuteranopia (green-blind)

#005ACF

Tritanopia (blue-blind)

#3E6684

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #6640d2;
/* rgb */ color: rgb(102, 64, 210);
/* oklch */ color: oklch(50.4% 0.211 288.4);

Tailwind

colors: {
  custom: {
    50: '#9b78e1',
    500: '#6640d2',
    950: '#000000',
  },
}

SCSS

$custom: #6640d2;
$custom-light: #9b78e1;
$custom-dark: #000000;

JSON

{
  "hex": "#6640d2",
  "rgb": {
    "r": 102,
    "g": 64,
    "b": 210
  },
  "hsl": {
    "h": 255.616,
    "s": 61.864,
    "l": 53.725
  },
  "oklch": {
    "l": 0.50375,
    "c": 0.21068,
    "h": 288.4
  },
  "luminance": 0.11145
}

Semantic roles & 50–950 ramp

primary

#6640D2

secondary

#C6D698

accent

#E543BB

background

#FAF7FD

surface

#F4EDFB

border

#CEC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #6640D2

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

Preview Lab → · Contrast checker → · Palette generator →