#6559F1#6559F1

#6559F1 is a mid, highly saturated blue. Relative luminance 0.163; OKLCH L 56.5% C 0.219 H 280.3°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#6559F1
RGB	rgb(101, 89, 241)
HSL	hsl(245, 84%, 65%)
HSV	hsv(245, 63%, 95%)
CMYK	cmyk(58.1%, 63.1%, 0%, 5.5%)
CIE-LAB	lab(47.31, 46.64, -75.02)
CIE-LCH	lch(47.31, 88.33, 301.87°)
OKLab	oklab(56.53% 0.0392 -0.2158)
OKLCH	oklch(56.53% 0.219 280.3)
XYZ	xyz(24.8114, 16.2606, 85.0332)
Luminance	0.1626 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6559F1 #E5F159

analogous

#5999F1 #6559F1 #B159F1

triadic

#6559F1 #F16559 #59F165

tetradic

#6559F1 #F15999 #E5F159 #59F1B1

square

#6559F1 #F15999 #E5F159 #59F1B1

split-complementary

#6559F1 #F1B159 #99F159

monochromatic

#1E10BF #3121EC #6559F1 #9991F6 #CECAFB

Accessibility & contrast

On white

4.94

#6559F1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#6559F1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6559F1

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6559F1	#FFFFFF	#000000	##FFFFFF
##6559F1	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076F6

Deuteranopia (green-blind)

#006AEE

Tritanopia (blue-blind)

#007F9D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #6559f1;
/* rgb */ color: rgb(101, 89, 241);
/* oklch */ color: oklch(56.5% 0.219 280.3);

Tailwind

colors: {
  custom: {
    50: '#9e89f7',
    500: '#6559f1',
    950: '#000000',
  },
}

SCSS

$custom: #6559f1;
$custom-light: #9e89f7;
$custom-dark: #000000;

JSON

{
  "hex": "#6559f1",
  "rgb": {
    "r": 101,
    "g": 89,
    "b": 241
  },
  "hsl": {
    "h": 244.737,
    "s": 84.444,
    "l": 64.706
  },
  "oklch": {
    "l": 0.56529,
    "c": 0.21933,
    "h": 280.3
  },
  "luminance": 0.16262
}

Semantic roles & 50–950 ramp

primary

#6559F1

secondary

#E9EDB9

accent

#E105D0

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #6559F1

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

Preview Lab → · Contrast checker → · Palette generator →