#6639D2#6639D2

#6639D2 is a mid, highly saturated violet. Relative luminance 0.104; OKLCH L 49.5% C 0.218 H 289.3°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#6639D2
RGB	rgb(102, 57, 210)
HSL	hsl(258, 63%, 52%)
HSV	hsv(258, 73%, 82%)
CMYK	cmyk(51.4%, 72.9%, 0%, 17.6%)
CIE-LAB	lab(38.56, 54.98, -71.70)
CIE-LCH	lch(38.56, 90.35, 307.48°)
OKLab	oklab(49.48% 0.0723 -0.206)
OKLCH	oklch(49.48% 0.218 289.3)
XYZ	xyz(18.5721, 10.4033, 61.9897)
Luminance	0.1040 (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

#6639D2 #A5D239

analogous

#3959D2 #6639D2 #B239D2

triadic

#6639D2 #D26639 #39D266

tetradic

#6639D2 #D23959 #A5D239 #39D2B2

square

#6639D2 #D23959 #A5D239 #39D2B2

split-complementary

#6639D2 #D2B239 #59D239

monochromatic

#361B76 #4C26A8 #6639D2 #8D6BDD #B39DE9

Accessibility & contrast

On white

6.82

#6639D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#6639D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6639D2

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6639D2	#FFFFFF	#000000	##FFFFFF
##6639D2	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED6

Deuteranopia (green-blind)

#0057CF

Tritanopia (blue-blind)

#3E6282

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #6639d2;
/* rgb */ color: rgb(102, 57, 210);
/* oklch */ color: oklch(49.5% 0.218 289.3);

Tailwind

colors: {
  custom: {
    50: '#9c74e1',
    500: '#6639d2',
    950: '#000000',
  },
}

SCSS

$custom: #6639d2;
$custom-light: #9c74e1;
$custom-dark: #000000;

JSON

{
  "hex": "#6639d2",
  "rgb": {
    "r": 102,
    "g": 57,
    "b": 210
  },
  "hsl": {
    "h": 257.647,
    "s": 62.963,
    "l": 52.353
  },
  "oklch": {
    "l": 0.49477,
    "c": 0.21832,
    "h": 289.3
  },
  "luminance": 0.10404
}

Semantic roles & 50–950 ramp

primary

#6639D2

secondary

#C1D592

accent

#E642B6

background

#FAF7FD

surface

#F4EDFB

border

#CEC8D4

text

#0F0815

muted

#7F7B83

Preview Lab

Preview with #6639D2

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

Preview Lab → · Contrast checker → · Palette generator →