#6540CC#6540CC

#6540CC is a mid, highly saturated violet. Relative luminance 0.108; OKLCH L 49.8% C 0.204 H 288.9°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#6540CC
RGB	rgb(101, 64, 204)
HSL	hsl(256, 58%, 53%)
HSV	hsv(256, 69%, 80%)
CMYK	cmyk(50.5%, 68.6%, 0%, 20%)
CIE-LAB	lab(39.23, 49.59, -67.13)
CIE-LCH	lch(39.23, 83.46, 306.45°)
OKLab	oklab(49.78% 0.066 -0.1927)
OKLCH	oklch(49.78% 0.204 288.9)
XYZ	xyz(18.0961, 10.7923, 58.2447)
Luminance	0.1079 (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

#6540CC #A7CC40

analogous

#4061CC #6540CC #AB40CC

triadic

#6540CC #CC6540 #40CC65

tetradic

#6540CC #CC4061 #A7CC40 #40CCAB

square

#6540CC #CC4061 #A7CC40 #40CCAB

split-complementary

#6540CC #CCAB40 #61CC40

monochromatic

#351F73 #4B2CA3 #6540CC #8C70D9 #B3A1E6

Accessibility & contrast

On white

6.65

#6540CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#6540CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6540CC

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6540CC	#FFFFFF	#000000	##FFFFFF
##6540CC	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD0

Deuteranopia (green-blind)

#0059C9

Tritanopia (blue-blind)

#406481

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #6540cc;
/* rgb */ color: rgb(101, 64, 204);
/* oklch */ color: oklch(49.8% 0.204 288.9);

Tailwind

colors: {
  custom: {
    50: '#9a78dd',
    500: '#6540cc',
    950: '#000000',
  },
}

SCSS

$custom: #6540cc;
$custom-light: #9a78dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6540cc",
  "rgb": {
    "r": 101,
    "g": 64,
    "b": 204
  },
  "hsl": {
    "h": 255.857,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.49775,
    "c": 0.20366,
    "h": 288.9
  },
  "luminance": 0.10793
}

Semantic roles & 50–950 ramp

primary

#6540CC

secondary

#C2D295

accent

#E147B8

background

#FAF7FD

surface

#F3EDFB

border

#CDC8D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #6540CC

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

Preview Lab → · Contrast checker → · Palette generator →