#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
RGBrgb(101, 89, 248)
HSLhsl(245, 92%, 66%)
HSVhsv(245, 64%, 97%)
CMYKcmyk(59.3%, 64.1%, 0%, 2.7%)
CIE-LABlab(47.86, 48.79, -78.04)
CIE-LCHlch(47.86, 92.03, 302.01°)
OKLaboklab(57.1% 0.0385 -0.2247)
OKLCHoklch(57.1% 0.228 279.7)
XYZxyz(25.8771, 16.6869, 90.6460)
Luminance0.1669 (WCAG relative)
Temperaturecool
Familyblue

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
##6559F81.004.844.344.84
#FFFFFF4.841.0021.001.00
#0000004.3421.001.0021.00
##FFFFFF4.841.0021.001.00

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 →

#6559F8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva