#555CE4#555CE4

#555CE4 is a mid, highly saturated blue. Relative luminance 0.152; OKLCH L 54.9% C 0.203 H 275.2°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#555CE4
RGB	rgb(85, 92, 228)
HSL	hsl(237, 73%, 61%)
HSV	hsv(237, 63%, 89%)
CMYK	cmyk(62.7%, 59.6%, 0%, 10.6%)
CIE-LAB	lab(45.89, 38.24, -70.07)
CIE-LCH	lch(45.89, 79.82, 298.62°)
OKLab	oklab(54.89% 0.0185 -0.2017)
OKLCH	oklch(54.89% 0.203 275.2)
XYZ	xyz(21.5725, 15.1852, 75.1780)
Luminance	0.1519 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555CE4 #E4DD55

analogous

#55A4E4 #555CE4 #9655E4

triadic

#555CE4 #E4555C #5CE455

tetradic

#555CE4 #E455A4 #E4DD55 #55E496

square

#555CE4 #E455A4 #E4DD55 #55E496

split-complementary

#555CE4 #E49655 #A4E455

monochromatic

#1A21A4 #232BD9 #555CE4 #8A8FEC #BFC1F5

Accessibility & contrast

On white

5.20

#555CE4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#555CE4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555CE4

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555CE4	#FFFFFF	#000000	##FFFFFF
##555CE4	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073E8

Deuteranopia (green-blind)

#0066E1

Tritanopia (blue-blind)

#007E97

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #555ce4;
/* rgb */ color: rgb(85, 92, 228);
/* oklch */ color: oklch(54.9% 0.203 275.2);

Tailwind

colors: {
  custom: {
    50: '#938aed',
    500: '#555ce4',
    950: '#000000',
  },
}

SCSS

$custom: #555ce4;
$custom-light: #938aed;
$custom-dark: #000000;

JSON

{
  "hex": "#555ce4",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 228
  },
  "hsl": {
    "h": 237.063,
    "s": 72.589,
    "l": 61.373
  },
  "oklch": {
    "l": 0.54887,
    "c": 0.20255,
    "h": 275.2
  },
  "luminance": 0.15187
}

Semantic roles & 50–950 ramp

primary

#555CE4

secondary

#E5E3B0

accent

#CB11D5

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0B16

muted

#7E7C84

Preview Lab

Preview with #555CE4

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

Preview Lab → · Contrast checker → · Palette generator →