#6666F2#6666F2

#6666F2 is a mid, highly saturated blue. Relative luminance 0.187; OKLCH L 58.8% C 0.205 H 278.1°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX#6666F2
RGBrgb(102, 102, 242)
HSLhsl(240, 84%, 67%)
HSVhsv(240, 58%, 95%)
CMYKcmyk(57.9%, 57.9%, 0%, 5.1%)
CIE-LABlab(50.38, 39.51, -70.59)
CIE-LCHlch(50.38, 80.90, 299.24°)
OKLaboklab(58.82% 0.0287 -0.2027)
OKLCHoklch(58.82% 0.205 278.1)
XYZxyz(26.2528, 18.7364, 86.2203)
Luminance0.1874 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#6666F2 #F2F266
analogous
#66ACF2 #6666F2 #AC66F2
triadic
#6666F2 #F26666 #66F266
tetradic
#6666F2 #F266AC #F2F266 #66F2AC
square
#6666F2 #F266AC #F2F266 #66F2AC
split-complementary
#6666F2 #F2AC66 #ACF266
monochromatic
#1111CC #2E2EED #6666F2 #9E9EF7 #D7D7FC

Accessibility & contrast

On white

4.42
#6666F2 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.75
#6666F2 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6666F2
4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##6666F2#FFFFFF#000000##000000
##6666F21.004.424.754.75
#FFFFFF4.421.0021.0021.00
#0000004.7521.001.001.00
##0000004.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#007EF7
Deuteranopia (green-blind)
#0072EF
Tritanopia (blue-blind)
#0088A2
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #6666f2;
/* rgb */ color: rgb(102, 102, 242);
/* oklch */ color: oklch(58.8% 0.205 278.1);
Tailwind
colors: {
  custom: {
    50: '#9e92f7',
    500: '#6666f2',
    950: '#000000',
  },
}
SCSS
$custom: #6666f2;
$custom-light: #9e92f7;
$custom-dark: #000000;
JSON
{
  "hex": "#6666f2",
  "rgb": {
    "r": 102,
    "g": 102,
    "b": 242
  },
  "hsl": {
    "h": 240,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.58819,
    "c": 0.20473,
    "h": 278.1
  },
  "luminance": 0.18738
}

Semantic roles & 50–950 ramp

primary
#6666F2
secondary
#F0F0C4
accent
#E105E1
background
#FAF8FF
surface
#F4F0FF
border
#CECBD7
text
#100D17
muted
#7F7D85

Preview Lab

Preview with #6666F2

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

Preview Lab → · Contrast checker → · Palette generator →

#6666F2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva