#555ED5#555ED5

#555ED5 is a mid, vivid blue. Relative luminance 0.147; OKLCH L 54.1% C 0.180 H 275.3°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#555ED5
RGB	rgb(85, 94, 213)
HSL	hsl(236, 60%, 58%)
HSV	hsv(236, 60%, 84%)
CMYK	cmyk(60.1%, 55.9%, 0%, 16.5%)
CIE-LAB	lab(45.27, 32.06, -62.53)
CIE-LCH	lch(45.27, 70.27, 297.14°)
OKLab	oklab(54.09% 0.0168 -0.1795)
OKLCH	oklch(54.09% 0.18 275.3)
XYZ	xyz(19.7553, 14.7393, 64.7418)
Luminance	0.1474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555ED5 #D5CC55

analogous

#559ED5 #555ED5 #8C55D5

triadic

#555ED5 #D5555E #5ED555

tetradic

#555ED5 #D5559E #D5CC55 #55D58C

square

#555ED5 #D5559E #D5CC55 #55D58C

split-complementary

#555ED5 #D58C55 #9ED555

monochromatic

#232A8D #2F39BE #555ED5 #868CE1 #B7BBED

Accessibility & contrast

On white

5.32

#555ED5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#555ED5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555ED5

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555ED5	#FFFFFF	#000000	##FFFFFF
##555ED5	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071D9

Deuteranopia (green-blind)

#0066D3

Tritanopia (blue-blind)

#007A90

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #555ed5;
/* rgb */ color: rgb(85, 94, 213);
/* oklch */ color: oklch(54.1% 0.180 275.3);

Tailwind

colors: {
  custom: {
    50: '#918be3',
    500: '#555ed5',
    950: '#000000',
  },
}

SCSS

$custom: #555ed5;
$custom-light: #918be3;
$custom-dark: #000000;

JSON

{
  "hex": "#555ed5",
  "rgb": {
    "r": 85,
    "g": 94,
    "b": 213
  },
  "hsl": {
    "h": 235.781,
    "s": 60.377,
    "l": 58.431
  },
  "oklch": {
    "l": 0.54089,
    "c": 0.1803,
    "h": 275.3
  },
  "luminance": 0.14741
}

Semantic roles & 50–950 ramp

primary

#555ED5

secondary

#DCD9A9

accent

#D844E4

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0E0C15

muted

#7E7D84

Preview Lab

Preview with #555ED5

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

Preview Lab → · Contrast checker → · Palette generator →