#6559BE#6559BE

#6559BE is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.7% C 0.153 H 285.3°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#6559BE
RGB	rgb(101, 89, 190)
HSL	hsl(247, 44%, 55%)
HSV	hsv(247, 53%, 75%)
CMYK	cmyk(46.8%, 53.2%, 0%, 25.5%)
CIE-LAB	lab(43.70, 31.05, -51.76)
CIE-LCH	lch(43.70, 60.36, 300.96°)
OKLab	oklab(52.72% 0.0403 -0.1474)
OKLCH	oklch(52.72% 0.153 285.3)
XYZ	xyz(18.2307, 13.6283, 50.3752)
Luminance	0.1363 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6559BE #B2BE59

analogous

#597FBE #6559BE #9859BE

triadic

#6559BE #BE6559 #59BE65

tetradic

#6559BE #BE597F #B2BE59 #59BE98

square

#6559BE #BE597F #B2BE59 #59BE98

split-complementary

#6559BE #BE9859 #7FBE59

monochromatic

#342C71 #493D9D #6559BE #8E85CF #B7B1E0

Accessibility & contrast

On white

5.64

#6559BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#6559BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6559BE

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6559BE	#FFFFFF	#000000	##FFFFFF
##6559BE	1.00	5.64	3.73	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#266AC2

Deuteranopia (green-blind)

#2264BC

Tritanopia (blue-blind)

#476F83

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6559be;
/* rgb */ color: rgb(101, 89, 190);
/* oklch */ color: oklch(52.7% 0.153 285.3);

Tailwind

colors: {
  custom: {
    50: '#9788d2',
    500: '#6559be',
    950: '#000000',
  },
}

SCSS

$custom: #6559be;
$custom-light: #9788d2;
$custom-dark: #000000;

JSON

{
  "hex": "#6559be",
  "rgb": {
    "r": 101,
    "g": 89,
    "b": 190
  },
  "hsl": {
    "h": 247.129,
    "s": 43.723,
    "l": 54.706
  },
  "oklch": {
    "l": 0.5272,
    "c": 0.15285,
    "h": 285.3
  },
  "luminance": 0.13629
}

Semantic roles & 50–950 ramp

primary

#6559BE

secondary

#CACFA4

accent

#D354C4

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0E0B14

muted

#7E7C83

Preview Lab

Preview with #6559BE

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

Preview Lab → · Contrast checker → · Palette generator →