#5440D9#5440D9

#5440D9 is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 49.5% C 0.221 H 280.5°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#5440D9
RGB	rgb(84, 64, 217)
HSL	hsl(248, 67%, 55%)
HSV	hsv(248, 71%, 85%)
CMYK	cmyk(61.3%, 70.5%, 0%, 14.9%)
CIE-LAB	lab(38.83, 50.85, -75.34)
CIE-LCH	lch(38.83, 90.90, 304.02°)
OKLab	oklab(49.46% 0.0404 -0.2173)
OKLCH	oklch(49.46% 0.221 280.5)
XYZ	xyz(18.0100, 10.5600, 66.7214)
Luminance	0.1056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.50

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5440D9 #C5D940

analogous

#4079D9 #5440D9 #A040D9

triadic

#5440D9 #D95440 #40D954

tetradic

#5440D9 #D94079 #C5D940 #40D9A0

square

#5440D9 #D94079 #C5D940 #40D9A0

split-complementary

#5440D9 #D9A040 #79D940

monochromatic

#281A84 #3824B7 #5440D9 #8273E3 #AFA6ED

Accessibility & contrast

On white

6.75

#5440D9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#5440D9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5440D9

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5440D9	#FFFFFF	#000000	##FFFFFF
##5440D9	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061DE

Deuteranopia (green-blind)

#0056D6

Tritanopia (blue-blind)

#006A88

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #5440d9;
/* rgb */ color: rgb(84, 64, 217);
/* oklch */ color: oklch(49.5% 0.221 280.5);

Tailwind

colors: {
  custom: {
    50: '#9377e6',
    500: '#5440d9',
    950: '#000000',
  },
}

SCSS

$custom: #5440d9;
$custom-light: #9377e6;
$custom-dark: #000000;

JSON

{
  "hex": "#5440d9",
  "rgb": {
    "r": 84,
    "g": 64,
    "b": 217
  },
  "hsl": {
    "h": 247.843,
    "s": 66.812,
    "l": 55.098
  },
  "oklch": {
    "l": 0.49463,
    "c": 0.22098,
    "h": 280.5
  },
  "luminance": 0.10561
}

Semantic roles & 50–950 ramp

primary

#5440D9

secondary

#D2DA9A

accent

#EA3ED3

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #5440D9

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

Preview Lab → · Contrast checker → · Palette generator →