#6559F4#6559F4

#6559F4 is a mid, highly saturated blue. Relative luminance 0.164; OKLCH L 56.8% C 0.223 H 280.0°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#6559F4
RGB	rgb(101, 89, 244)
HSL	hsl(245, 88%, 65%)
HSV	hsv(245, 64%, 96%)
CMYK	cmyk(58.6%, 63.5%, 0%, 4.3%)
CIE-LAB	lab(47.55, 47.56, -76.31)
CIE-LCH	lch(47.55, 89.92, 301.93°)
OKLab	oklab(56.77% 0.0389 -0.2196)
OKLCH	oklch(56.77% 0.223 280)
XYZ	xyz(25.2632, 16.4413, 87.4126)
Luminance	0.1644 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6559F4 #E8F459

analogous

#599BF4 #6559F4 #B259F4

triadic

#6559F4 #F46559 #59F465

tetradic

#6559F4 #F4599B #E8F459 #59F4B2

square

#6559F4 #F4599B #E8F459 #59F4B2

split-complementary

#6559F4 #F4B259 #9BF459

monochromatic

#1B0DC6 #3020F0 #6559F4 #9A92F8 #CFCCFC

Accessibility & contrast

On white

4.90

#6559F4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#6559F4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6559F4

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6559F4	#FFFFFF	#000000	##FFFFFF
##6559F4	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077F9

Deuteranopia (green-blind)

#006BF1

Tritanopia (blue-blind)

#00809F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #6559f4;
/* rgb */ color: rgb(101, 89, 244);
/* oklch */ color: oklch(56.8% 0.223 280.0);

Tailwind

colors: {
  custom: {
    50: '#9e89f9',
    500: '#6559f4',
    950: '#000000',
  },
}

SCSS

$custom: #6559f4;
$custom-light: #9e89f9;
$custom-dark: #000000;

JSON

{
  "hex": "#6559f4",
  "rgb": {
    "r": 101,
    "g": 89,
    "b": 244
  },
  "hsl": {
    "h": 244.645,
    "s": 87.571,
    "l": 65.294
  },
  "oklch": {
    "l": 0.56772,
    "c": 0.22305,
    "h": 280
  },
  "luminance": 0.16443
}

Semantic roles & 50–950 ramp

primary

#6559F4

secondary

#EAEFBA

accent

#E401D3

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6559F4

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

Preview Lab → · Contrast checker → · Palette generator →