#669AF8#669AF8

#669AF8 is a light, vivid blue. Relative luminance 0.327; OKLCH L 69.2% C 0.150 H 261.4°. Best body text is #000000 at 7.54:1 contrast (WCAG AA passes).

Color values

HEX#669AF8
RGBrgb(102, 154, 248)
HSLhsl(219, 91%, 69%)
HSVhsv(219, 59%, 97%)
CMYKcmyk(58.9%, 37.9%, 0%, 2.7%)
CIE-LABlab(63.93, 10.33, -52.17)
CIE-LCHlch(63.93, 53.18, 281.20°)
OKLaboklab(69.22% -0.0224 -0.1481)
OKLCHoklch(69.22% 0.15 261.4)
XYZxyz(33.9725, 32.7104, 93.3122)
Luminance0.3271 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#669AF8 #F8C466
analogous
#66E3F8 #669AF8 #7B66F8
triadic
#669AF8 #F8669A #9AF866
tetradic
#669AF8 #F866E3 #F8C466 #66F87B
square
#669AF8 #F866E3 #F8C466 #66F87B
split-complementary
#669AF8 #F87B66 #E3F866
monochromatic
#0A54DA #2B73F5 #669AF8 #A1C1FB #DBE7FD

Accessibility & contrast

On white

2.78
#669AF8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

7.54
#669AF8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669AF8
7.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##669AF8#FFFFFF#000000##000000
##669AF81.002.787.547.54
#FFFFFF2.781.0021.0021.00
#0000007.5421.001.001.00
##0000007.5421.001.001.00

Color blindness preview

Protanopia (red-blind)
#72A2FC
Deuteranopia (green-blind)
#5E95F6
Tritanopia (blue-blind)
#00AFBD
Achromatopsia (no color)
#9B9B9B

Design tokens & code

CSS
--color: #669af8;
/* rgb */ color: rgb(102, 154, 248);
/* oklch */ color: oklch(69.2% 0.150 261.4);
Tailwind
colors: {
  custom: {
    50: '#9cb7fb',
    500: '#669af8',
    950: '#000000',
  },
}
SCSS
$custom: #669af8;
$custom-light: #9cb7fb;
$custom-dark: #000000;
JSON
{
  "hex": "#669af8",
  "rgb": {
    "r": 102,
    "g": 154,
    "b": 248
  },
  "hsl": {
    "h": 218.63,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.6922,
    "c": 0.14974,
    "h": 261.4
  },
  "luminance": 0.32713
}

Semantic roles & 50–950 ramp

primary
#669AF8
secondary
#F3E3C7
accent
#9400E6
background
#FAFBFF
surface
#F4F6FF
border
#CED0D7
text
#0F1117
muted
#7F8085

Preview Lab

Preview with #669AF8

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

Preview Lab → · Contrast checker → · Palette generator →

#669AF8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva