#6637BA#6637BA

#6637BA is a mid, vivid violet. Relative luminance 0.091; OKLCH L 47.2% C 0.193 H 294.2°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#6637BA
RGB	rgb(102, 55, 186)
HSL	hsl(262, 54%, 47%)
HSV	hsv(262, 70%, 73%)
CMYK	cmyk(45.2%, 70.4%, 0%, 27.1%)
CIE-LAB	lab(36.18, 49.46, -61.59)
CIE-LCH	lch(36.18, 78.99, 308.77°)
OKLab	oklab(47.17% 0.0791 -0.1763)
OKLCH	oklch(47.17% 0.193 294.2)
XYZ	xyz(15.7062, 9.1019, 47.3742)
Luminance	0.0910 (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

#6637BA #8BBA37

analogous

#3749BA #6637BA #A837BA

triadic

#6637BA #BA6637 #37BA66

tetradic

#6637BA #BA3749 #8BBA37 #37BAA8

square

#6637BA #BA3749 #8BBA37 #37BAA8

split-complementary

#6637BA #BAA837 #49BA37

monochromatic

#321B5C #4C298B #6637BA #875FD0 #AA8EDE

Accessibility & contrast

On white

7.45

#6637BA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#6637BA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6637BA

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6637BA	#FFFFFF	#000000	##FFFFFF
##6637BA	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BE

Deuteranopia (green-blind)

#0053B7

Tritanopia (blue-blind)

#4E5874

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #6637ba;
/* rgb */ color: rgb(102, 55, 186);
/* oklch */ color: oklch(47.2% 0.193 294.2);

Tailwind

colors: {
  custom: {
    50: '#9972d0',
    500: '#6637ba',
    950: '#000000',
  },
}

SCSS

$custom: #6637ba;
$custom-light: #9972d0;
$custom-dark: #000000;

JSON

{
  "hex": "#6637ba",
  "rgb": {
    "r": 102,
    "g": 55,
    "b": 186
  },
  "hsl": {
    "h": 261.527,
    "s": 54.357,
    "l": 47.255
  },
  "oklch": {
    "l": 0.47168,
    "c": 0.19324,
    "h": 294.2
  },
  "luminance": 0.09102
}

Semantic roles & 50–950 ramp

primary

#6637BA

secondary

#B0C885

accent

#DE4AA9

background

#F9F7FC

surface

#F2EDF9

border

#CCC8D2

text

#0F0814

muted

#7E7B82

Preview Lab

Preview with #6637BA

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

Preview Lab → · Contrast checker → · Palette generator →