#555AEE#555AEE

#555AEE is a mid, highly saturated blue. Relative luminance 0.154; OKLCH L 55.4% C 0.218 H 275.2°. Best body text is #FFFFFF at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#555AEE
RGB	rgb(85, 90, 238)
HSL	hsl(238, 82%, 63%)
HSV	hsv(238, 64%, 93%)
CMYK	cmyk(64.3%, 62.2%, 0%, 6.7%)
CIE-LAB	lab(46.20, 42.72, -75.20)
CIE-LCH	lch(46.20, 86.49, 299.60°)
OKLab	oklab(55.36% 0.0197 -0.2168)
OKLCH	oklch(55.36% 0.218 275.2)
XYZ	xyz(22.8300, 15.4147, 82.6446)
Luminance	0.1542 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555AEE #EEE955

analogous

#55A6EE #555AEE #9C55EE

triadic

#555AEE #EE555A #5AEE55

tetradic

#555AEE #EE55A6 #EEE955 #55EE9C

square

#555AEE #EE55A6 #EEE955 #55EE9C

split-complementary

#555AEE #EE9C55 #A6EE55

monochromatic

#1218B6 #1D24E8 #555AEE #8D90F4 #C4C6F9

Accessibility & contrast

On white

5.14

#555AEE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#555AEE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555AEE

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555AEE	#FFFFFF	#000000	##FFFFFF
##555AEE	1.00	5.14	4.08	5.14
#FFFFFF	5.14	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074F3

Deuteranopia (green-blind)

#0067EB

Tritanopia (blue-blind)

#00809C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #555aee;
/* rgb */ color: rgb(85, 90, 238);
/* oklch */ color: oklch(55.4% 0.218 275.2);

Tailwind

colors: {
  custom: {
    50: '#9589f5',
    500: '#555aee',
    950: '#000000',
  },
}

SCSS

$custom: #555aee;
$custom-light: #9589f5;
$custom-dark: #000000;

JSON

{
  "hex": "#555aee",
  "rgb": {
    "r": 85,
    "g": 90,
    "b": 238
  },
  "hsl": {
    "h": 238.039,
    "s": 81.818,
    "l": 63.333
  },
  "oklch": {
    "l": 0.55356,
    "c": 0.21768,
    "h": 275.2
  },
  "luminance": 0.15417
}

Semantic roles & 50–950 ramp

primary

#555AEE

secondary

#EBE9B4

accent

#D707DE

background

#FAF8FF

surface

#F3F0FE

border

#CDCBD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #555AEE

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

Preview Lab → · Contrast checker → · Palette generator →