#5540D5#5540D5

#5540D5 is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.2% C 0.216 H 281.3°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#5540D5
RGB	rgb(85, 64, 213)
HSL	hsl(248, 64%, 54%)
HSV	hsv(248, 70%, 84%)
CMYK	cmyk(60.1%, 70%, 0%, 16.5%)
CIE-LAB	lab(38.55, 49.77, -73.49)
CIE-LCH	lch(38.55, 88.76, 304.11°)
OKLab	oklab(49.18% 0.0425 -0.2118)
OKLCH	oklch(49.18% 0.216 281.3)
XYZ	xyz(17.5862, 10.4009, 64.0188)
Luminance	0.1040 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.14

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5540D5 #C0D540

analogous

#4076D5 #5540D5 #9F40D5

triadic

#5540D5 #D55540 #40D555

tetradic

#5540D5 #D54076 #C0D540 #40D59F

square

#5540D5 #D54076 #C0D540 #40D59F

split-complementary

#5540D5 #D59F40 #76D540

monochromatic

#2A1C7F #3A27B1 #5540D5 #8272E0 #AEA4EB

Accessibility & contrast

On white

6.82

#5540D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#5540D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5540D5

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5540D5	#FFFFFF	#000000	##FFFFFF
##5540D5	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D9

Deuteranopia (green-blind)

#0055D2

Tritanopia (blue-blind)

#006886

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5540d5;
/* rgb */ color: rgb(85, 64, 213);
/* oklch */ color: oklch(49.2% 0.216 281.3);

Tailwind

colors: {
  custom: {
    50: '#9377e3',
    500: '#5540d5',
    950: '#000000',
  },
}

SCSS

$custom: #5540d5;
$custom-light: #9377e3;
$custom-dark: #000000;

JSON

{
  "hex": "#5540d5",
  "rgb": {
    "r": 85,
    "g": 64,
    "b": 213
  },
  "hsl": {
    "h": 248.456,
    "s": 63.948,
    "l": 54.314
  },
  "oklch": {
    "l": 0.49177,
    "c": 0.21604,
    "h": 281.3
  },
  "luminance": 0.10402
}

Semantic roles & 50–950 ramp

primary

#5540D5

secondary

#CFD899

accent

#E741D0

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #5540D5

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

Preview Lab → · Contrast checker → · Palette generator →