#6556EE#6556EE

#6556EE is a mid, highly saturated blue. Relative luminance 0.156; OKLCH L 55.8% C 0.219 H 281.1°. Best body text is #FFFFFF at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#6556EE
RGB	rgb(101, 86, 238)
HSL	hsl(246, 82%, 64%)
HSV	hsv(246, 64%, 93%)
CMYK	cmyk(57.6%, 63.9%, 0%, 6.7%)
CIE-LAB	lab(46.44, 47.44, -74.76)
CIE-LCH	lch(46.44, 88.55, 302.40°)
OKLab	oklab(55.82% 0.042 -0.2151)
OKLCH	oklch(55.82% 0.219 281.1)
XYZ	xyz(24.1224, 15.5937, 82.6111)
Luminance	0.1560 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6556EE #DFEE56

analogous

#5693EE #6556EE #B156EE

triadic

#6556EE #EE6556 #56EE65

tetradic

#6556EE #EE5693 #DFEE56 #56EEB1

square

#6556EE #EE5693 #DFEE56 #56EEB1

split-complementary

#6556EE #EEB156 #93EE56

monochromatic

#2312B7 #321EE8 #6556EE #988EF4 #CAC5F9

Accessibility & contrast

On white

5.10

#6556EE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#6556EE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6556EE

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6556EE	#FFFFFF	#000000	##FFFFFF
##6556EE	1.00	5.10	4.12	5.10
#FFFFFF	5.10	1.00	21.00	1.00
#000000	4.12	21.00	1.00	21.00
##FFFFFF	5.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073F3

Deuteranopia (green-blind)

#0068EB

Tritanopia (blue-blind)

#0B7C9A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #6556ee;
/* rgb */ color: rgb(101, 86, 238);
/* oklch */ color: oklch(55.8% 0.219 281.1);

Tailwind

colors: {
  custom: {
    50: '#9d87f5',
    500: '#6556ee',
    950: '#000000',
  },
}

SCSS

$custom: #6556ee;
$custom-light: #9d87f5;
$custom-dark: #000000;

JSON

{
  "hex": "#6556ee",
  "rgb": {
    "r": 101,
    "g": 86,
    "b": 238
  },
  "hsl": {
    "h": 245.921,
    "s": 81.72,
    "l": 63.529
  },
  "oklch": {
    "l": 0.55818,
    "c": 0.21914,
    "h": 281.1
  },
  "luminance": 0.15595
}

Semantic roles & 50–950 ramp

primary

#6556EE

secondary

#E6EBB5

accent

#DE07C9

background

#FAF8FF

surface

#F4EFFE

border

#CECAD6

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6556EE

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

Preview Lab → · Contrast checker → · Palette generator →