#6640DF#6640DF

#6640DF is a mid, highly saturated violet. Relative luminance 0.118; OKLCH L 51.5% C 0.226 H 286.4°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#6640DF
RGB	rgb(102, 64, 223)
HSL	hsl(254, 71%, 56%)
HSV	hsv(254, 71%, 87%)
CMYK	cmyk(54.3%, 71.3%, 0%, 12.5%)
CIE-LAB	lab(40.93, 55.11, -75.28)
CIE-LCH	lch(40.93, 93.29, 306.21°)
OKLab	oklab(51.5% 0.0638 -0.2165)
OKLCH	oklch(51.5% 0.226 286.4)
XYZ	xyz(20.6282, 11.8182, 70.9919)
Luminance	0.1182 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6640DF #B9DF40

analogous

#406ADF #6640DF #B640DF

triadic

#6640DF #DF6640 #40DF66

tetradic

#6640DF #DF406A #B9DF40 #40DFB6

square

#6640DF #DF406A #B9DF40 #40DFB6

split-complementary

#6640DF #DFB640 #6ADF40

monochromatic

#34188D #4720C1 #6640DF #9074E8 #BAA9F1

Accessibility & contrast

On white

6.24

#6640DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#6640DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6640DF

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6640DF	#FFFFFF	#000000	##FFFFFF
##6640DF	1.00	6.24	3.36	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064E4

Deuteranopia (green-blind)

#005CDC

Tritanopia (blue-blind)

#316B8C

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #6640df;
/* rgb */ color: rgb(102, 64, 223);
/* oklch */ color: oklch(51.5% 0.226 286.4);

Tailwind

colors: {
  custom: {
    50: '#9d78ea',
    500: '#6640df',
    950: '#000000',
  },
}

SCSS

$custom: #6640df;
$custom-light: #9d78ea;
$custom-dark: #000000;

JSON

{
  "hex": "#6640df",
  "rgb": {
    "r": 102,
    "g": 64,
    "b": 223
  },
  "hsl": {
    "h": 254.34,
    "s": 71.3,
    "l": 56.275
  },
  "oklch": {
    "l": 0.51499,
    "c": 0.22574,
    "h": 286.4
  },
  "luminance": 0.11819
}

Semantic roles & 50–950 ramp

primary

#6640DF

secondary

#CEDE9D

accent

#EE3AC3

background

#FAF7FE

surface

#F4EDFD

border

#CEC8D5

text

#100916

muted

#7F7B84

Preview Lab

Preview with #6640DF

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

Preview Lab → · Contrast checker → · Palette generator →