#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
RGB	rgb(102, 154, 248)
HSL	hsl(219, 91%, 69%)
HSV	hsv(219, 59%, 97%)
CMYK	cmyk(58.9%, 37.9%, 0%, 2.7%)
CIE-LAB	lab(63.93, 10.33, -52.17)
CIE-LCH	lch(63.93, 53.18, 281.20°)
OKLab	oklab(69.22% -0.0224 -0.1481)
OKLCH	oklch(69.22% 0.15 261.4)
XYZ	xyz(33.9725, 32.7104, 93.3122)
Luminance	0.3271 (WCAG relative)
Temperature	cool
Family	blue

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
##669AF8	1.00	2.78	7.54	7.54
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.54	21.00	1.00	1.00
##000000	7.54	21.00	1.00	1.00

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 →