#6440CE#6440CE

#6440CE is a mid, highly saturated violet. Relative luminance 0.108; OKLCH L 49.9% C 0.206 H 288.2°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#6440CE
RGB	rgb(100, 64, 206)
HSL	hsl(255, 59%, 53%)
HSV	hsv(255, 69%, 81%)
CMYK	cmyk(51.5%, 68.9%, 0%, 19.2%)
CIE-LAB	lab(39.30, 49.99, -68.19)
CIE-LCH	lch(39.30, 84.55, 306.25°)
OKLab	oklab(49.85% 0.0643 -0.1958)
OKLCH	oklch(49.85% 0.206 288.2)
XYZ	xyz(18.2262, 10.8315, 59.5109)
Luminance	0.1083 (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

#6440CE #AACE40

analogous

#4063CE #6440CE #AB40CE

triadic

#6440CE #CE6440 #40CE64

tetradic

#6440CE #CE4063 #AACE40 #40CEAB

square

#6440CE #CE4063 #AACE40 #40CEAB

split-complementary

#6440CE #CEAB40 #63CE40

monochromatic

#341E75 #4A2BA6 #6440CE #8C71DA #B3A1E7

Accessibility & contrast

On white

6.63

#6440CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#6440CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6440CE

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6440CE	#FFFFFF	#000000	##FFFFFF
##6440CE	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D2

Deuteranopia (green-blind)

#0059CB

Tritanopia (blue-blind)

#3C6582

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #6440ce;
/* rgb */ color: rgb(100, 64, 206);
/* oklch */ color: oklch(49.9% 0.206 288.2);

Tailwind

colors: {
  custom: {
    50: '#9a78de',
    500: '#6440ce',
    950: '#000000',
  },
}

SCSS

$custom: #6440ce;
$custom-light: #9a78de;
$custom-dark: #000000;

JSON

{
  "hex": "#6440ce",
  "rgb": {
    "r": 100,
    "g": 64,
    "b": 206
  },
  "hsl": {
    "h": 255.211,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.4985,
    "c": 0.20608,
    "h": 288.2
  },
  "luminance": 0.10832
}

Semantic roles & 50–950 ramp

primary

#6440CE

secondary

#C4D496

accent

#E245BB

background

#FAF7FD

surface

#F3EDFB

border

#CDC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #6440CE

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

Preview Lab → · Contrast checker → · Palette generator →