#6559E9#6559E9

#6559E9 is a mid, highly saturated blue. Relative luminance 0.158; OKLCH L 55.9% C 0.209 H 281.0°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#6559E9
RGB	rgb(101, 89, 233)
HSL	hsl(245, 77%, 63%)
HSV	hsv(245, 62%, 91%)
CMYK	cmyk(56.7%, 61.8%, 0%, 8.6%)
CIE-LAB	lab(46.70, 44.19, -71.52)
CIE-LCH	lch(46.70, 84.07, 301.71°)
OKLab	oklab(55.89% 0.0398 -0.2055)
OKLCH	oklch(55.89% 0.209 281)
XYZ	xyz(23.6426, 15.7931, 78.8775)
Luminance	0.1580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6559E9 #DDE959

analogous

#5995E9 #6559E9 #AD59E9

triadic

#6559E9 #E96559 #59E965

tetradic

#6559E9 #E95995 #DDE959 #59E9AD

square

#6559E9 #E95995 #DDE959 #59E9AD

split-complementary

#6559E9 #E9AD59 #95E959

monochromatic

#2417B0 #3323E2 #6559E9 #978FF0 #C9C5F7

Accessibility & contrast

On white

5.05

#6559E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#6559E9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6559E9

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6559E9	#FFFFFF	#000000	##FFFFFF
##6559E9	1.00	5.05	4.16	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074EE

Deuteranopia (green-blind)

#0069E6

Tritanopia (blue-blind)

#1A7C99

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #6559e9;
/* rgb */ color: rgb(101, 89, 233);
/* oklch */ color: oklch(55.9% 0.209 281.0);

Tailwind

colors: {
  custom: {
    50: '#9c89f1',
    500: '#6559e9',
    950: '#000000',
  },
}

SCSS

$custom: #6559e9;
$custom-light: #9c89f1;
$custom-dark: #000000;

JSON

{
  "hex": "#6559e9",
  "rgb": {
    "r": 101,
    "g": 89,
    "b": 233
  },
  "hsl": {
    "h": 245,
    "s": 76.596,
    "l": 63.137
  },
  "oklch": {
    "l": 0.55891,
    "c": 0.20934,
    "h": 281
  },
  "luminance": 0.15795
}

Semantic roles & 50–950 ramp

primary

#6559E9

secondary

#E4E9B5

accent

#D90DC8

background

#FAF8FE

surface

#F4F0FD

border

#CECBD5

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #6559E9

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

Preview Lab → · Contrast checker → · Palette generator →