#6638BD#6638BD

#6638BD is a mid, vivid violet. Relative luminance 0.093; OKLCH L 47.5% C 0.196 H 293.4°. Best body text is #FFFFFF at 7.33:1 contrast (WCAG AA passes).

Color values

HEX	#6638BD
RGB	rgb(102, 56, 189)
HSL	hsl(261, 54%, 48%)
HSV	hsv(261, 70%, 74%)
CMYK	cmyk(46%, 70.4%, 0%, 25.9%)
CIE-LAB	lab(36.61, 49.77, -62.66)
CIE-LCH	lch(36.61, 80.01, 308.46°)
OKLab	oklab(47.55% 0.0775 -0.1795)
OKLCH	oklch(47.55% 0.196 293.4)
XYZ	xyz(16.0764, 9.3268, 49.0874)
Luminance	0.0933 (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

#6638BD #8FBD38

analogous

#384CBD #6638BD #A838BD

triadic

#6638BD #BD6638 #38BD66

tetradic

#6638BD #BD384C #8FBD38 #38BDA8

square

#6638BD #BD384C #8FBD38 #38BDA8

split-complementary

#6638BD #BDA838 #4CBD38

monochromatic

#331C5F #4D2A8E #6638BD #8862D0 #AC91DE

Accessibility & contrast

On white

7.33

#6638BD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#6638BD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6638BD

7.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6638BD	#FFFFFF	#000000	##FFFFFF
##6638BD	1.00	7.33	2.87	7.33
#FFFFFF	7.33	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058C1

Deuteranopia (green-blind)

#0054BA

Tritanopia (blue-blind)

#4C5A76

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #6638bd;
/* rgb */ color: rgb(102, 56, 189);
/* oklch */ color: oklch(47.5% 0.196 293.4);

Tailwind

colors: {
  custom: {
    50: '#9972d2',
    500: '#6638bd',
    950: '#000000',
  },
}

SCSS

$custom: #6638bd;
$custom-light: #9972d2;
$custom-dark: #000000;

JSON

{
  "hex": "#6638bd",
  "rgb": {
    "r": 102,
    "g": 56,
    "b": 189
  },
  "hsl": {
    "h": 260.752,
    "s": 54.286,
    "l": 48.039
  },
  "oklch": {
    "l": 0.47547,
    "c": 0.19551,
    "h": 293.4
  },
  "luminance": 0.09327
}

Semantic roles & 50–950 ramp

primary

#6638BD

secondary

#B3C987

accent

#DE4AAB

background

#F9F7FD

surface

#F2EDFA

border

#CCC8D3

text

#0F0814

muted

#7E7B83

Preview Lab

Preview with #6638BD

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

Preview Lab → · Contrast checker → · Palette generator →