#555EC0#555EC0

#555EC0 is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.6% C 0.151 H 275.9°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#555EC0
RGB	rgb(85, 94, 192)
HSL	hsl(235, 46%, 54%)
HSV	hsv(235, 56%, 75%)
CMYK	cmyk(55.7%, 51%, 0%, 24.7%)
CIE-LAB	lab(43.86, 25.13, -52.72)
CIE-LCH	lch(43.86, 58.41, 295.48°)
OKLab	oklab(52.58% 0.0157 -0.1507)
OKLCH	oklch(52.58% 0.151 275.9)
XYZ	xyz(17.2604, 13.7413, 51.6017)
Luminance	0.1374 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555EC0 #C0B755

analogous

#5594C0 #555EC0 #8255C0

triadic

#555EC0 #C0555E #5EC055

tetradic

#555EC0 #C05594 #C0B755 #55C082

square

#555EC0 #C05594 #C0B755 #55C082

split-complementary

#555EC0 #C08255 #94C055

monochromatic

#2A3071 #3A439D #555EC0 #8288D1 #AEB3E1

Accessibility & contrast

On white

5.60

#555EC0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#555EC0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555EC0

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555EC0	#FFFFFF	#000000	##FFFFFF
##555EC0	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B6CC3

Deuteranopia (green-blind)

#1963BE

Tritanopia (blue-blind)

#1B7486

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #555ec0;
/* rgb */ color: rgb(85, 94, 192);
/* oklch */ color: oklch(52.6% 0.151 275.9);

Tailwind

colors: {
  custom: {
    50: '#8d8bd4',
    500: '#555ec0',
    950: '#000000',
  },
}

SCSS

$custom: #555ec0;
$custom-light: #8d8bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#555ec0",
  "rgb": {
    "r": 85,
    "g": 94,
    "b": 192
  },
  "hsl": {
    "h": 234.953,
    "s": 45.923,
    "l": 54.314
  },
  "oklch": {
    "l": 0.52577,
    "c": 0.15148,
    "h": 275.9
  },
  "luminance": 0.13742
}

Semantic roles & 50–950 ramp

primary

#555EC0

secondary

#CFCBA2

accent

#CB52D6

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0C14

muted

#7E7D83

Preview Lab

Preview with #555EC0

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

Preview Lab → · Contrast checker → · Palette generator →