#5440E3#5440E3

#5440E3 is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 50.4% C 0.233 H 279.5°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#5440E3
RGB	rgb(84, 64, 227)
HSL	hsl(247, 74%, 57%)
HSV	hsv(247, 72%, 89%)
CMYK	cmyk(63%, 71.8%, 0%, 11%)
CIE-LAB	lab(39.74, 53.87, -79.56)
CIE-LCH	lch(39.74, 96.08, 304.10°)
OKLab	oklab(50.39% 0.0385 -0.2296)
OKLCH	oklch(50.39% 0.233 279.5)
XYZ	xyz(19.3503, 11.0961, 73.7802)
Luminance	0.1110 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5440E3 #CFE340

analogous

#407EE3 #5440E3 #A640E3

triadic

#5440E3 #E35440 #40E354

tetradic

#5440E3 #E3407E #CFE340 #40E3A6

square

#5440E3 #E3407E #CFE340 #40E3A6

split-complementary

#5440E3 #E3A640 #7EE340

monochromatic

#251693 #321DC8 #5440E3 #8475EB #B4ABF3

Accessibility & contrast

On white

6.52

#5440E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#5440E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5440E3

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5440E3	#FFFFFF	#000000	##FFFFFF
##5440E3	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064E8

Deuteranopia (green-blind)

#0057E0

Tritanopia (blue-blind)

#006D8E

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #5440e3;
/* rgb */ color: rgb(84, 64, 227);
/* oklch */ color: oklch(50.4% 0.233 279.5);

Tailwind

colors: {
  custom: {
    50: '#9577ed',
    500: '#5440e3',
    950: '#000000',
  },
}

SCSS

$custom: #5440e3;
$custom-light: #9577ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5440e3",
  "rgb": {
    "r": 84,
    "g": 64,
    "b": 227
  },
  "hsl": {
    "h": 247.362,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.50389,
    "c": 0.2328,
    "h": 279.5
  },
  "luminance": 0.11098
}

Semantic roles & 50–950 ramp

primary

#5440E3

secondary

#D8E19E

accent

#F137DA

background

#FAF7FE

surface

#F3EDFD

border

#CDC8D5

text

#0F0916

muted

#7F7B84

Preview Lab

Preview with #5440E3

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

Preview Lab → · Contrast checker → · Palette generator →