#6636D9#6636D9

#6636D9 is a mid, highly saturated violet. Relative luminance 0.105; OKLCH L 49.8% C 0.229 H 288.5°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#6636D9
RGB	rgb(102, 54, 217)
HSL	hsl(258, 68%, 53%)
HSV	hsv(258, 75%, 85%)
CMYK	cmyk(53%, 75.1%, 0%, 14.9%)
CIE-LAB	lab(38.68, 58.31, -75.53)
CIE-LCH	lch(38.68, 95.42, 307.67°)
OKLab	oklab(49.75% 0.0729 -0.2172)
OKLCH	oklch(49.75% 0.229 288.5)
XYZ	xyz(19.3194, 10.4719, 66.6355)
Luminance	0.1047 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6636D9 #A9D936

analogous

#3657D9 #6636D9 #B836D9

triadic

#6636D9 #D96636 #36D966

tetradic

#6636D9 #D93657 #A9D936 #36D9B8

square

#6636D9 #D93657 #A9D936 #36D9B8

split-complementary

#6636D9 #D9B836 #57D936

monochromatic

#35187D #4B21B0 #6636D9 #8D69E3 #B49DEC

Accessibility & contrast

On white

6.79

#6636D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#6636D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6636D9

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6636D9	#FFFFFF	#000000	##FFFFFF
##6636D9	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EDE

Deuteranopia (green-blind)

#0057D6

Tritanopia (blue-blind)

#386486

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #6636d9;
/* rgb */ color: rgb(102, 54, 217);
/* oklch */ color: oklch(49.8% 0.229 288.5);

Tailwind

colors: {
  custom: {
    50: '#9d72e6',
    500: '#6636d9',
    950: '#000000',
  },
}

SCSS

$custom: #6636d9;
$custom-light: #9d72e6;
$custom-dark: #000000;

JSON

{
  "hex": "#6636d9",
  "rgb": {
    "r": 102,
    "g": 54,
    "b": 217
  },
  "hsl": {
    "h": 257.669,
    "s": 68.201,
    "l": 53.137
  },
  "oklch": {
    "l": 0.49751,
    "c": 0.22911,
    "h": 288.5
  },
  "luminance": 0.10473
}

Semantic roles & 50–950 ramp

primary

#6636D9

secondary

#C4D992

accent

#EB3DB8

background

#FAF7FE

surface

#F4EDFD

border

#CEC8D5

text

#100816

muted

#7F7B84

Preview Lab

Preview with #6636D9

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

Preview Lab → · Contrast checker → · Palette generator →