#5555EE#5555EE

#5555EE is a mid, highly saturated blue. Relative luminance 0.146; OKLCH L 54.5% C 0.223 H 276.0°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#5555EE
RGB	rgb(85, 85, 238)
HSL	hsl(240, 82%, 63%)
HSV	hsv(240, 64%, 93%)
CMYK	cmyk(64.3%, 64.3%, 0%, 6.7%)
CIE-LAB	lab(45.08, 45.67, -77.03)
CIE-LCH	lch(45.08, 89.55, 300.66°)
OKLab	oklab(54.54% 0.0235 -0.2222)
OKLCH	oklch(54.54% 0.223 276)
XYZ	xyz(22.4224, 14.5994, 82.5087)
Luminance	0.1460 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5555EE #EEEE55

analogous

#55A1EE #5555EE #A155EE

triadic

#5555EE #EE5555 #55EE55

tetradic

#5555EE #EE55A1 #EEEE55 #55EEA1

square

#5555EE #EE55A1 #EEEE55 #55EEA1

split-complementary

#5555EE #EEA155 #A1EE55

monochromatic

#1212B6 #1D1DE8 #5555EE #8D8DF4 #C4C4F9

Accessibility & contrast

On white

5.36

#5555EE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#5555EE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5555EE

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5555EE	#FFFFFF	#000000	##FFFFFF
##5555EE	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0071F3

Deuteranopia (green-blind)

#0064EB

Tritanopia (blue-blind)

#007D9A

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #5555ee;
/* rgb */ color: rgb(85, 85, 238);
/* oklch */ color: oklch(54.5% 0.223 276.0);

Tailwind

colors: {
  custom: {
    50: '#9685f5',
    500: '#5555ee',
    950: '#000000',
  },
}

SCSS

$custom: #5555ee;
$custom-light: #9685f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5555ee",
  "rgb": {
    "r": 85,
    "g": 85,
    "b": 238
  },
  "hsl": {
    "h": 240,
    "s": 81.818,
    "l": 63.333
  },
  "oklch": {
    "l": 0.5454,
    "c": 0.2234,
    "h": 276
  },
  "luminance": 0.14601
}

Semantic roles & 50–950 ramp

primary

#5555EE

secondary

#EBEBB4

accent

#DE07DE

background

#FAF8FF

surface

#F3EFFF

border

#CDCAD7

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #5555EE

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

Preview Lab → · Contrast checker → · Palette generator →