#5555E5#5555E5

#5555E5 is a mid, highly saturated blue. Relative luminance 0.141; OKLCH L 53.8% C 0.212 H 276.6°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#5555E5
RGB	rgb(85, 85, 229)
HSL	hsl(240, 73%, 62%)
HSV	hsv(240, 63%, 90%)
CMYK	cmyk(62.9%, 62.9%, 0%, 10.2%)
CIE-LAB	lab(44.35, 42.77, -73.14)
CIE-LCH	lch(44.35, 84.72, 300.32°)
OKLab	oklab(53.78% 0.0242 -0.2107)
OKLCH	oklch(53.78% 0.212 276.6)
XYZ	xyz(21.1331, 14.0837, 75.7183)
Luminance	0.1409 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5555E5 #E5E555

analogous

#559DE5 #5555E5 #9D55E5

triadic

#5555E5 #E55555 #55E555

tetradic

#5555E5 #E5559D #E5E555 #55E59D

square

#5555E5 #E5559D #E5E555 #55E59D

split-complementary

#5555E5 #E59D55 #9DE555

monochromatic

#1919A6 #2222DB #5555E5 #8A8AED #BFBFF5

Accessibility & contrast

On white

5.50

#5555E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#5555E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5555E5

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5555E5	#FFFFFF	#000000	##FFFFFF
##5555E5	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006FEA

Deuteranopia (green-blind)

#0063E2

Tritanopia (blue-blind)

#007A95

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5555e5;
/* rgb */ color: rgb(85, 85, 229);
/* oklch */ color: oklch(53.8% 0.212 276.6);

Tailwind

colors: {
  custom: {
    50: '#9485ee',
    500: '#5555e5',
    950: '#000000',
  },
}

SCSS

$custom: #5555e5;
$custom-light: #9485ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5555e5",
  "rgb": {
    "r": 85,
    "g": 85,
    "b": 229
  },
  "hsl": {
    "h": 240,
    "s": 73.469,
    "l": 61.569
  },
  "oklch": {
    "l": 0.53784,
    "c": 0.21214,
    "h": 276.6
  },
  "luminance": 0.14085
}

Semantic roles & 50–950 ramp

primary

#5555E5

secondary

#E6E6B0

accent

#D610D6

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B17

muted

#7E7C85

Preview Lab

Preview with #5555E5

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

Preview Lab → · Contrast checker → · Palette generator →