#555EE4#555EE4

#555EE4 is a mid, highly saturated blue. Relative luminance 0.155; OKLCH L 55.2% C 0.200 H 274.8°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#555EE4
RGB	rgb(85, 94, 228)
HSL	hsl(236, 73%, 61%)
HSV	hsv(236, 63%, 89%)
CMYK	cmyk(62.7%, 58.8%, 0%, 10.6%)
CIE-LAB	lab(46.36, 37.02, -69.30)
CIE-LCH	lch(46.36, 78.57, 298.11°)
OKLab	oklab(55.24% 0.0168 -0.1994)
OKLCH	oklch(55.24% 0.2 274.8)
XYZ	xyz(21.7480, 15.5363, 75.2365)
Luminance	0.1554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555EE4 #E4DB55

analogous

#55A6E4 #555EE4 #9455E4

triadic

#555EE4 #E4555E #5EE455

tetradic

#555EE4 #E455A6 #E4DB55 #55E494

square

#555EE4 #E455A6 #E4DB55 #55E494

split-complementary

#555EE4 #E49455 #A6E455

monochromatic

#1A23A4 #232ED9 #555EE4 #8A90EC #BFC2F5

Accessibility & contrast

On white

5.11

#555EE4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#555EE4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555EE4

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555EE4	#FFFFFF	#000000	##FFFFFF
##555EE4	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074E8

Deuteranopia (green-blind)

#0068E1

Tritanopia (blue-blind)

#007F98

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #555ee4;
/* rgb */ color: rgb(85, 94, 228);
/* oklch */ color: oklch(55.2% 0.200 274.8);

Tailwind

colors: {
  custom: {
    50: '#938bed',
    500: '#555ee4',
    950: '#000000',
  },
}

SCSS

$custom: #555ee4;
$custom-light: #938bed;
$custom-dark: #000000;

JSON

{
  "hex": "#555ee4",
  "rgb": {
    "r": 85,
    "g": 94,
    "b": 228
  },
  "hsl": {
    "h": 236.224,
    "s": 72.589,
    "l": 61.373
  },
  "oklch": {
    "l": 0.55237,
    "c": 0.20013,
    "h": 274.8
  },
  "luminance": 0.15538
}

Semantic roles & 50–950 ramp

primary

#555EE4

secondary

#E5E2B0

accent

#C811D5

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #555EE4

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

Preview Lab → · Contrast checker → · Palette generator →