#5550E1#5550E1

#5550E1 is a mid, highly saturated blue. Relative luminance 0.131; OKLCH L 52.6% C 0.213 H 277.7°. Best body text is #FFFFFF at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#5550E1
RGB	rgb(85, 80, 225)
HSL	hsl(242, 71%, 60%)
HSV	hsv(242, 64%, 88%)
CMYK	cmyk(62.2%, 64.4%, 0%, 11.8%)
CIE-LAB	lab(42.92, 44.43, -73.21)
CIE-LCH	lch(42.92, 85.64, 301.25°)
OKLab	oklab(52.64% 0.0285 -0.211)
OKLCH	oklch(52.64% 0.213 277.7)
XYZ	xyz(20.2012, 13.1033, 72.6842)
Luminance	0.1310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5550E1 #DCE150

analogous

#5094E1 #5550E1 #9E50E1

triadic

#5550E1 #E15550 #50E155

tetradic

#5550E1 #E15094 #DCE150 #50E19E

square

#5550E1 #E15094 #DCE150 #50E19E

split-complementary

#5550E1 #E19E50 #94E150

monochromatic

#1F1B9C #2A24D0 #5550E1 #8884EA #BBB8F3

Accessibility & contrast

On white

5.80

#5550E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#5550E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5550E1

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5550E1	#FFFFFF	#000000	##FFFFFF
##5550E1	1.00	5.80	3.62	5.80
#FFFFFF	5.80	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE6

Deuteranopia (green-blind)

#005FDE

Tritanopia (blue-blind)

#007591

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5550e1;
/* rgb */ color: rgb(85, 80, 225);
/* oklch */ color: oklch(52.6% 0.213 277.7);

Tailwind

colors: {
  custom: {
    50: '#9482eb',
    500: '#5550e1',
    950: '#000000',
  },
}

SCSS

$custom: #5550e1;
$custom-light: #9482eb;
$custom-dark: #000000;

JSON

{
  "hex": "#5550e1",
  "rgb": {
    "r": 85,
    "g": 80,
    "b": 225
  },
  "hsl": {
    "h": 242.069,
    "s": 70.732,
    "l": 59.804
  },
  "oklch": {
    "l": 0.52638,
    "c": 0.21291,
    "h": 277.7
  },
  "luminance": 0.13105
}

Semantic roles & 50–950 ramp

primary

#5550E1

secondary

#E0E2AA

accent

#ED3AE7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #5550E1

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

Preview Lab → · Contrast checker → · Palette generator →