#6643E6#6643E6

#6643E6 is a mid, highly saturated violet. Relative luminance 0.126; OKLCH L 52.5% C 0.231 H 285.1°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#6643E6
RGB	rgb(102, 67, 230)
HSL	hsl(253, 77%, 58%)
HSV	hsv(253, 71%, 90%)
CMYK	cmyk(55.7%, 70.9%, 0%, 9.8%)
CIE-LAB	lab(42.08, 55.56, -77.37)
CIE-LCH	lch(42.08, 95.25, 305.68°)
OKLab	oklab(52.5% 0.0601 -0.2227)
OKLCH	oklch(52.5% 0.231 285.1)
XYZ	xyz(21.7652, 12.5510, 76.1233)
Luminance	0.1255 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6643E6 #C3E643

analogous

#4372E6 #6643E6 #B743E6

triadic

#6643E6 #E66643 #43E666

tetradic

#6643E6 #E64372 #C3E643 #43E6B7

square

#6643E6 #E64372 #C3E643 #43E6B7

split-complementary

#6643E6 #E6B743 #72E643

monochromatic

#31149A #421CD0 #6643E6 #9279ED #BEAFF4

Accessibility & contrast

On white

5.98

#6643E6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#6643E6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6643E6

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6643E6	#FFFFFF	#000000	##FFFFFF
##6643E6	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068EB

Deuteranopia (green-blind)

#005EE3

Tritanopia (blue-blind)

#286F90

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #6643e6;
/* rgb */ color: rgb(102, 67, 230);
/* oklch */ color: oklch(52.5% 0.231 285.1);

Tailwind

colors: {
  custom: {
    50: '#9e7aef',
    500: '#6643e6',
    950: '#000000',
  },
}

SCSS

$custom: #6643e6;
$custom-light: #9e7aef;
$custom-dark: #000000;

JSON

{
  "hex": "#6643e6",
  "rgb": {
    "r": 102,
    "g": 67,
    "b": 230
  },
  "hsl": {
    "h": 252.883,
    "s": 76.526,
    "l": 58.235
  },
  "oklch": {
    "l": 0.52503,
    "c": 0.23063,
    "h": 285.1
  },
  "luminance": 0.12552
}

Semantic roles & 50–950 ramp

primary

#6643E6

secondary

#D5E3A2

accent

#F335CA

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#100917

muted

#7F7B85

Preview Lab

Preview with #6643E6

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

Preview Lab → · Contrast checker → · Palette generator →