#6C66F7#6C66F7

#6C66F7 is a mid, highly saturated blue. Relative luminance 0.194; OKLCH L 59.6% C 0.210 H 279.8°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX#6C66F7
RGBrgb(108, 102, 247)
HSLhsl(242, 90%, 68%)
HSVhsv(242, 59%, 97%)
CMYKcmyk(56.3%, 58.7%, 0%, 3.1%)
CIE-LABlab(51.16, 42.11, -72.09)
CIE-LCHlch(51.16, 83.49, 300.29°)
OKLaboklab(59.61% 0.0356 -0.207)
OKLCHoklch(59.61% 0.21 279.8)
XYZxyz(27.7189, 19.4044, 90.2624)
Luminance0.1941 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6C66F7 #F1F766
analogous
#66A8F7 #6C66F7 #B466F7
triadic
#6C66F7 #F76C66 #66F76C
tetradic
#6C66F7 #F766A8 #F1F766 #66F7B4
square
#6C66F7 #F766A8 #F1F766 #66F7B4
split-complementary
#6C66F7 #F7B466 #A8F766
monochromatic
#140BD7 #342CF4 #6C66F7 #A4A0FA #DCDAFD

Accessibility & contrast

On white

4.30
#6C66F7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.88
#6C66F7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6C66F7
4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6C66F7#FFFFFF#000000##000000
##6C66F71.004.304.884.88
#FFFFFF4.301.0021.0021.00
#0000004.8821.001.001.00
##0000004.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#007FFC
Deuteranopia (green-blind)
#0074F4
Tritanopia (blue-blind)
#1C89A5
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #6c66f7;
/* rgb */ color: rgb(108, 102, 247);
/* oklch */ color: oklch(59.6% 0.210 279.8);
Tailwind
colors: {
  custom: {
    50: '#a192fb',
    500: '#6c66f7',
    950: '#000000',
  },
}
SCSS
$custom: #6c66f7;
$custom-light: #a192fb;
$custom-dark: #000000;
JSON
{
  "hex": "#6c66f7",
  "rgb": {
    "r": 108,
    "g": 102,
    "b": 247
  },
  "hsl": {
    "h": 242.483,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.59615,
    "c": 0.21001,
    "h": 279.8
  },
  "luminance": 0.19406
}

Semantic roles & 50–950 ramp

primary
#6C66F7
secondary
#F0F2C7
accent
#E600DC
background
#FAF9FF
surface
#F4F1FF
border
#CECBD7
text
#100D17
muted
#7F7E85

Preview Lab

Preview with #6C66F7

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

Preview Lab → · Contrast checker → · Palette generator →

#6C66F7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva