#6543CC#6543CC

#6543CC is a mid, highly saturated violet. Relative luminance 0.111; OKLCH L 50.2% C 0.200 H 288.4°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#6543CC
RGB	rgb(101, 67, 204)
HSL	hsl(255, 57%, 53%)
HSV	hsv(255, 67%, 80%)
CMYK	cmyk(50.5%, 67.2%, 0%, 20%)
CIE-LAB	lab(39.81, 47.98, -66.17)
CIE-LCH	lch(39.81, 81.74, 305.94°)
OKLab	oklab(50.2% 0.0632 -0.1899)
OKLCH	oklch(50.2% 0.2 288.4)
XYZ	xyz(18.2699, 11.1398, 58.3026)
Luminance	0.1114 (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

#6543CC #AACC43

analogous

#4365CC #6543CC #AA43CC

triadic

#6543CC #CC6543 #43CC65

tetradic

#6543CC #CC4365 #AACC43 #43CCAA

square

#6543CC #CC4365 #AACC43 #43CCAA

split-complementary

#6543CC #CCAA43 #65CC43

monochromatic

#352075 #4B2DA5 #6543CC #8C73D9 #B4A3E6

Accessibility & contrast

On white

6.51

#6543CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#6543CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6543CC

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6543CC	#FFFFFF	#000000	##FFFFFF
##6543CC	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061D0

Deuteranopia (green-blind)

#005AC9

Tritanopia (blue-blind)

#406582

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #6543cc;
/* rgb */ color: rgb(101, 67, 204);
/* oklch */ color: oklch(50.2% 0.200 288.4);

Tailwind

colors: {
  custom: {
    50: '#9a79dd',
    500: '#6543cc',
    950: '#000000',
  },
}

SCSS

$custom: #6543cc;
$custom-light: #9a79dd;
$custom-dark: #000000;

JSON

{
  "hex": "#6543cc",
  "rgb": {
    "r": 101,
    "g": 67,
    "b": 204
  },
  "hsl": {
    "h": 254.891,
    "s": 57.322,
    "l": 53.137
  },
  "oklch": {
    "l": 0.50195,
    "c": 0.20012,
    "h": 288.4
  },
  "luminance": 0.11141
}

Semantic roles & 50–950 ramp

primary

#6543CC

secondary

#C4D398

accent

#E147BB

background

#FAF7FD

surface

#F3EEFB

border

#CDC9D4

text

#0F0915

muted

#7F7B83

Preview Lab

Preview with #6543CC

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

Preview Lab → · Contrast checker → · Palette generator →