#6636B4#6636B4

#6636B4 is a mid, vivid violet. Relative luminance 0.088; OKLCH L 46.5% C 0.188 H 295.6°. Best body text is #FFFFFF at 7.63:1 contrast (WCAG AA passes).

Color values

HEX	#6636B4
RGB	rgb(102, 54, 180)
HSL	hsl(263, 54%, 46%)
HSV	hsv(263, 70%, 71%)
CMYK	cmyk(43.3%, 70%, 0%, 29.4%)
CIE-LAB	lab(35.51, 48.37, -59.12)
CIE-LCH	lch(35.51, 76.39, 309.28°)
OKLab	oklab(46.54% 0.0811 -0.1691)
OKLCH	oklch(46.54% 0.188 295.6)
XYZ	xyz(15.0347, 8.7581, 44.0695)
Luminance	0.0876 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Bluey Purple

#6241C7

ΔE00 4.01

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6636B4 #84B436

analogous

#3645B4 #6636B4 #A536B4

triadic

#6636B4 #B46636 #36B466

tetradic

#6636B4 #B43645 #84B436 #36B4A5

square

#6636B4 #B43645 #84B436 #36B4A5

split-complementary

#6636B4 #B4A536 #45B436

monochromatic

#311A56 #4B2885 #6636B4 #865ACD #A889DC

Accessibility & contrast

On white

7.63

#6636B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#6636B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6636B4

7.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6636B4	#FFFFFF	#000000	##FFFFFF
##6636B4	1.00	7.63	2.75	7.63
#FFFFFF	7.63	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B8

Deuteranopia (green-blind)

#0052B1

Tritanopia (blue-blind)

#515571

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #6636b4;
/* rgb */ color: rgb(102, 54, 180);
/* oklch */ color: oklch(46.5% 0.188 295.6);

Tailwind

colors: {
  custom: {
    50: '#9871cb',
    500: '#6636b4',
    950: '#000000',
  },
}

SCSS

$custom: #6636b4;
$custom-light: #9871cb;
$custom-dark: #000000;

JSON

{
  "hex": "#6636b4",
  "rgb": {
    "r": 102,
    "g": 54,
    "b": 180
  },
  "hsl": {
    "h": 262.857,
    "s": 53.846,
    "l": 45.882
  },
  "oklch": {
    "l": 0.46543,
    "c": 0.18754,
    "h": 295.6
  },
  "luminance": 0.08758
}

Semantic roles & 50–950 ramp

primary

#6636B4

secondary

#ABC680

accent

#DD4BA5

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0E0813

muted

#7E7B82

Preview Lab

Preview with #6636B4

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

Preview Lab → · Contrast checker → · Palette generator →