#669BF7#669BF7

#669BF7 is a light, vivid blue. Relative luminance 0.330; OKLCH L 69.4% C 0.147 H 260.8°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#669BF7
RGB	rgb(102, 155, 247)
HSL	hsl(218, 90%, 68%)
HSV	hsv(218, 59%, 97%)
CMYK	cmyk(58.7%, 37.2%, 0%, 3.1%)
CIE-LAB	lab(64.14, 9.43, -51.27)
CIE-LCH	lch(64.14, 52.13, 280.42°)
OKLab	oklab(69.37% -0.0236 -0.1454)
OKLCH	oklch(69.37% 0.147 260.8)
XYZ	xyz(33.9835, 32.9799, 92.5526)
Luminance	0.3298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669BF7 #F7C266

analogous

#66E3F7 #669BF7 #7966F7

triadic

#669BF7 #F7669B #9BF766

tetradic

#669BF7 #F766E3 #F7C266 #66F779

square

#669BF7 #F766E3 #F7C266 #66F779

split-complementary

#669BF7 #F77966 #E3F766

monochromatic

#0B56D7 #2C75F4 #669BF7 #A0C1FA #DAE7FD

Accessibility & contrast

On white

2.76

#669BF7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#669BF7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669BF7

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669BF7	#FFFFFF	#000000	##000000
##669BF7	1.00	2.76	7.60	7.60
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.60	21.00	1.00	1.00
##000000	7.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#74A3FB

Deuteranopia (green-blind)

#6195F5

Tritanopia (blue-blind)

#00B0BD

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #669bf7;
/* rgb */ color: rgb(102, 155, 247);
/* oklch */ color: oklch(69.4% 0.147 260.8);

Tailwind

colors: {
  custom: {
    50: '#9cb8fa',
    500: '#669bf7',
    950: '#000000',
  },
}

SCSS

$custom: #669bf7;
$custom-light: #9cb8fa;
$custom-dark: #000000;

JSON

{
  "hex": "#669bf7",
  "rgb": {
    "r": 102,
    "g": 155,
    "b": 247
  },
  "hsl": {
    "h": 218.069,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.69373,
    "c": 0.14734,
    "h": 260.8
  },
  "luminance": 0.32983
}

Semantic roles & 50–950 ramp

primary

#669BF7

secondary

#F2E2C7

accent

#9200E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669BF7

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

Preview Lab → · Contrast checker → · Palette generator →