#6559BD#6559BD

#6559BD is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.7% C 0.151 H 285.4°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#6559BD
RGB	rgb(101, 89, 189)
HSL	hsl(247, 43%, 55%)
HSV	hsv(247, 53%, 74%)
CMYK	cmyk(46.6%, 52.9%, 0%, 25.9%)
CIE-LAB	lab(43.63, 30.75, -51.28)
CIE-LCH	lch(43.63, 59.79, 300.94°)
OKLab	oklab(52.65% 0.0403 -0.146)
OKLCH	oklch(52.65% 0.151 285.4)
XYZ	xyz(18.1218, 13.5848, 49.8015)
Luminance	0.1359 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6559BD #B1BD59

analogous

#597FBD #6559BD #9759BD

triadic

#6559BD #BD6559 #59BD65

tetradic

#6559BD #BD597F #B1BD59 #59BD97

square

#6559BD #BD597F #B1BD59 #59BD97

split-complementary

#6559BD #BD9759 #7FBD59

monochromatic

#342C6F #493E9B #6559BD #8E85CE #B6B1E0

Accessibility & contrast

On white

5.65

#6559BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#6559BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6559BD

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6559BD	#FFFFFF	#000000	##FFFFFF
##6559BD	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#276AC0

Deuteranopia (green-blind)

#2464BB

Tritanopia (blue-blind)

#486F82

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #6559bd;
/* rgb */ color: rgb(101, 89, 189);
/* oklch */ color: oklch(52.7% 0.151 285.4);

Tailwind

colors: {
  custom: {
    50: '#9688d1',
    500: '#6559bd',
    950: '#000000',
  },
}

SCSS

$custom: #6559bd;
$custom-light: #9688d1;
$custom-dark: #000000;

JSON

{
  "hex": "#6559bd",
  "rgb": {
    "r": 101,
    "g": 89,
    "b": 189
  },
  "hsl": {
    "h": 247.2,
    "s": 43.103,
    "l": 54.51
  },
  "oklch": {
    "l": 0.52652,
    "c": 0.15148,
    "h": 285.4
  },
  "luminance": 0.13586
}

Semantic roles & 50–950 ramp

primary

#6559BD

secondary

#C9CEA4

accent

#D355C4

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #6559BD

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

Preview Lab → · Contrast checker → · Palette generator →