#543FD1#543FD1

#543FD1 is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.6% C 0.212 H 281.6°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#543FD1
RGB	rgb(84, 63, 209)
HSL	hsl(249, 61%, 53%)
HSV	hsv(249, 70%, 82%)
CMYK	cmyk(59.8%, 69.9%, 0%, 18%)
CIE-LAB	lab(37.92, 48.97, -72.23)
CIE-LCH	lch(37.92, 87.27, 304.14°)
OKLab	oklab(48.59% 0.0426 -0.2082)
OKLCH	oklch(48.59% 0.212 281.6)
XYZ	xyz(16.9387, 10.0421, 61.3550)
Luminance	0.1004 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.63

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#543FD1 #BCD13F

analogous

#3F73D1 #543FD1 #9D3FD1

triadic

#543FD1 #D1543F #3FD154

tetradic

#543FD1 #D13F73 #BCD13F #3FD19D

square

#543FD1 #D13F73 #BCD13F #3FD19D

split-complementary

#543FD1 #D19D3F #73D13F

monochromatic

#2A1D79 #3B29AA #543FD1 #8070DD #ACA2E9

Accessibility & contrast

On white

6.98

#543FD1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#543FD1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #543FD1

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##543FD1	#FFFFFF	#000000	##FFFFFF
##543FD1	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED5

Deuteranopia (green-blind)

#0054CE

Tritanopia (blue-blind)

#006683

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #543fd1;
/* rgb */ color: rgb(84, 63, 209);
/* oklch */ color: oklch(48.6% 0.212 281.6);

Tailwind

colors: {
  custom: {
    50: '#9276e0',
    500: '#543fd1',
    950: '#000000',
  },
}

SCSS

$custom: #543fd1;
$custom-light: #9276e0;
$custom-dark: #000000;

JSON

{
  "hex": "#543fd1",
  "rgb": {
    "r": 84,
    "g": 63,
    "b": 209
  },
  "hsl": {
    "h": 248.63,
    "s": 61.345,
    "l": 53.333
  },
  "oklch": {
    "l": 0.48594,
    "c": 0.21247,
    "h": 281.6
  },
  "luminance": 0.10043
}

Semantic roles & 50–950 ramp

primary

#543FD1

secondary

#CCD597

accent

#E443CD

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #543FD1

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

Preview Lab → · Contrast checker → · Palette generator →