#669EF7#669EF7

#669EF7 is a light, vivid blue. Relative luminance 0.340; OKLCH L 70.0% C 0.144 H 259.3°. Best body text is #000000 at 7.80:1 contrast (WCAG AA passes).

Color values

HEX#669EF7
RGBrgb(102, 158, 247)
HSLhsl(217, 90%, 68%)
HSVhsv(217, 59%, 97%)
CMYKcmyk(58.7%, 36%, 0%, 3.1%)
CIE-LABlab(64.96, 7.68, -49.99)
CIE-LCHlch(64.96, 50.58, 278.74°)
OKLaboklab(70% -0.0268 -0.1416)
OKLCHoklch(70% 0.144 259.3)
XYZxyz(34.4890, 33.9909, 92.7210)
Luminance0.3399 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#669EF7 #F7BF66
analogous
#66E6F7 #669EF7 #7666F7
triadic
#669EF7 #F7669E #9EF766
tetradic
#669EF7 #F766E6 #F7BF66 #66F776
square
#669EF7 #F766E6 #F7BF66 #66F776
split-complementary
#669EF7 #F77666 #E6F766
monochromatic
#0B5AD7 #2C79F4 #669EF7 #A0C3FA #DAE8FD

Accessibility & contrast

On white

2.69
#669EF7 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.80
#669EF7 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669EF7
7.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##669EF7#FFFFFF#000000##000000
##669EF71.002.697.807.80
#FFFFFF2.691.0021.0021.00
#0000007.8021.001.001.00
##0000007.8021.001.001.00

Color blindness preview

Protanopia (red-blind)
#79A5FB
Deuteranopia (green-blind)
#6597F5
Tritanopia (blue-blind)
#00B2BF
Achromatopsia (no color)
#9E9E9E

Design tokens & code

CSS
--color: #669ef7;
/* rgb */ color: rgb(102, 158, 247);
/* oklch */ color: oklch(70.0% 0.144 259.3);
Tailwind
colors: {
  custom: {
    50: '#9cbafa',
    500: '#669ef7',
    950: '#000000',
  },
}
SCSS
$custom: #669ef7;
$custom-light: #9cbafa;
$custom-dark: #000000;
JSON
{
  "hex": "#669ef7",
  "rgb": {
    "r": 102,
    "g": 158,
    "b": 247
  },
  "hsl": {
    "h": 216.828,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.70003,
    "c": 0.14416,
    "h": 259.3
  },
  "luminance": 0.33994
}

Semantic roles & 50–950 ramp

primary
#669EF7
secondary
#F2E1C7
accent
#8D00E6
background
#FAFBFF
surface
#F4F6FF
border
#CED0D7
text
#0F1117
muted
#7F8085

Preview Lab

Preview with #669EF7

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

Preview Lab → · Contrast checker → · Palette generator →

#669EF7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva