#6559F8#6559F8

#6559F8 is a mid, highly saturated blue. Relative luminance 0.167; OKLCH L 57.1% C 0.228 H 279.7°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#6559F8
RGB	rgb(101, 89, 248)
HSL	hsl(245, 92%, 66%)
HSV	hsv(245, 64%, 97%)
CMYK	cmyk(59.3%, 64.1%, 0%, 2.7%)
CIE-LAB	lab(47.86, 48.79, -78.04)
CIE-LCH	lch(47.86, 92.03, 302.01°)
OKLab	oklab(57.1% 0.0385 -0.2247)
OKLCH	oklch(57.1% 0.228 279.7)
XYZ	xyz(25.8771, 16.6869, 90.6460)
Luminance	0.1669 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6559F8 #ECF859

analogous

#599CF8 #6559F8 #B459F8

triadic

#6559F8 #F86559 #59F865

tetradic

#6559F8 #F8599C #ECF859 #59F8B4

square

#6559F8 #F8599C #ECF859 #59F8B4

split-complementary

#6559F8 #F8B459 #9CF859

monochromatic

#1809CE #2F1EF6 #6559F8 #9B94FA #D2CEFD

Accessibility & contrast

On white

4.84

#6559F8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#6559F8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6559F8

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6559F8	#FFFFFF	#000000	##FFFFFF
##6559F8	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078FD

Deuteranopia (green-blind)

#006BF5

Tritanopia (blue-blind)

#0081A1

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #6559f8;
/* rgb */ color: rgb(101, 89, 248);
/* oklch */ color: oklch(57.1% 0.228 279.7);

Tailwind

colors: {
  custom: {
    50: '#9f89fc',
    500: '#6559f8',
    950: '#000000',
  },
}

SCSS

$custom: #6559f8;
$custom-light: #9f89fc;
$custom-dark: #000000;

JSON

{
  "hex": "#6559f8",
  "rgb": {
    "r": 101,
    "g": 89,
    "b": 248
  },
  "hsl": {
    "h": 244.528,
    "s": 91.908,
    "l": 66.078
  },
  "oklch": {
    "l": 0.57098,
    "c": 0.22796,
    "h": 279.7
  },
  "luminance": 0.16689
}

Semantic roles & 50–950 ramp

primary

#6559F8

secondary

#EDF1BC

accent

#E600D4

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100B18

muted

#7F7C86

Preview Lab

Preview with #6559F8

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

Preview Lab → · Contrast checker → · Palette generator →