#543CD9#543CD9

#543CD9 is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 48.9% C 0.225 H 281.1°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#543CD9
RGB	rgb(84, 60, 217)
HSL	hsl(249, 67%, 54%)
HSV	hsv(249, 72%, 85%)
CMYK	cmyk(61.3%, 72.4%, 0%, 14.9%)
CIE-LAB	lab(38.07, 52.98, -76.60)
CIE-LCH	lch(38.07, 93.14, 304.67°)
OKLab	oklab(48.92% 0.0432 -0.2209)
OKLCH	oklch(48.92% 0.225 281.1)
XYZ	xyz(17.7925, 10.1250, 66.6489)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.90

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#543CD9 #C1D93C

analogous

#3C73D9 #543CD9 #A33CD9

triadic

#543CD9 #D9543C #3CD954

tetradic

#543CD9 #D93C73 #C1D93C #3CD9A3

square

#543CD9 #D93C73 #C1D93C #3CD9A3

split-complementary

#543CD9 #D9A33C #73D93C

monochromatic

#291981 #3923B5 #543CD9 #816FE3 #AEA2ED

Accessibility & contrast

On white

6.94

#543CD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#543CD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #543CD9

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##543CD9	#FFFFFF	#000000	##FFFFFF
##543CD9	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FDE

Deuteranopia (green-blind)

#0054D6

Tritanopia (blue-blind)

#006887

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #543cd9;
/* rgb */ color: rgb(84, 60, 217);
/* oklch */ color: oklch(48.9% 0.225 281.1);

Tailwind

colors: {
  custom: {
    50: '#9375e6',
    500: '#543cd9',
    950: '#000000',
  },
}

SCSS

$custom: #543cd9;
$custom-light: #9375e6;
$custom-dark: #000000;

JSON

{
  "hex": "#543cd9",
  "rgb": {
    "r": 84,
    "g": 60,
    "b": 217
  },
  "hsl": {
    "h": 249.172,
    "s": 67.382,
    "l": 54.314
  },
  "oklch": {
    "l": 0.4892,
    "c": 0.22509,
    "h": 281.1
  },
  "luminance": 0.10126
}

Semantic roles & 50–950 ramp

primary

#543CD9

secondary

#D0DA97

accent

#EA3ED0

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0816

muted

#7E7B84

Preview Lab

Preview with #543CD9

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

Preview Lab → · Contrast checker → · Palette generator →