#5555E7#5555E7

#5555E7 is a mid, highly saturated blue. Relative luminance 0.142; OKLCH L 54.0% C 0.215 H 276.4°. Best body text is #FFFFFF at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#5555E7
RGB	rgb(85, 85, 231)
HSL	hsl(240, 75%, 62%)
HSV	hsv(240, 63%, 91%)
CMYK	cmyk(63.2%, 63.2%, 0%, 9.4%)
CIE-LAB	lab(44.51, 43.41, -74.01)
CIE-LCH	lch(44.51, 85.80, 300.40°)
OKLab	oklab(53.95% 0.0241 -0.2133)
OKLCH	oklch(53.95% 0.215 276.4)
XYZ	xyz(21.4139, 14.1960, 77.1975)
Luminance	0.1420 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5555E7 #E7E755

analogous

#559EE7 #5555E7 #9E55E7

triadic

#5555E7 #E75555 #55E755

tetradic

#5555E7 #E7559E #E7E755 #55E79E

square

#5555E7 #E7559E #E7E755 #55E79E

split-complementary

#5555E7 #E79E55 #9EE755

monochromatic

#1818AA #2020DF #5555E7 #8B8BEF #C0C0F6

Accessibility & contrast

On white

5.47

#5555E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.84

#5555E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5555E7

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5555E7	#FFFFFF	#000000	##FFFFFF
##5555E7	1.00	5.47	3.84	5.47
#FFFFFF	5.47	1.00	21.00	1.00
#000000	3.84	21.00	1.00	21.00
##FFFFFF	5.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070EC

Deuteranopia (green-blind)

#0063E4

Tritanopia (blue-blind)

#007A96

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #5555e7;
/* rgb */ color: rgb(85, 85, 231);
/* oklch */ color: oklch(54.0% 0.215 276.4);

Tailwind

colors: {
  custom: {
    50: '#9485f0',
    500: '#5555e7',
    950: '#000000',
  },
}

SCSS

$custom: #5555e7;
$custom-light: #9485f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5555e7",
  "rgb": {
    "r": 85,
    "g": 85,
    "b": 231
  },
  "hsl": {
    "h": 240,
    "s": 75.258,
    "l": 61.961
  },
  "oklch": {
    "l": 0.53951,
    "c": 0.21465,
    "h": 276.4
  },
  "luminance": 0.14198
}

Semantic roles & 50–950 ramp

primary

#5555E7

secondary

#E7E7B1

accent

#D70ED7

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0F0B17

muted

#7E7C85

Preview Lab

Preview with #5555E7

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

Preview Lab → · Contrast checker → · Palette generator →