#669CF2#669CF2

#669CF2 is a light, vivid blue. Relative luminance 0.330; OKLCH L 69.3% C 0.140 H 259.3°. Best body text is #000000 at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#669CF2
RGB	rgb(102, 156, 242)
HSL	hsl(217, 84%, 67%)
HSV	hsv(217, 58%, 95%)
CMYK	cmyk(57.9%, 35.5%, 0%, 5.1%)
CIE-LAB	lab(64.17, 7.24, -48.50)
CIE-LCH	lch(64.17, 49.03, 278.50°)
OKLab	oklab(69.31% -0.0258 -0.1373)
OKLCH	oklch(69.31% 0.14 259.3)
XYZ	xyz(33.3894, 33.0097, 88.5991)
Luminance	0.3301 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669CF2 #F2BC66

analogous

#66E2F2 #669CF2 #7666F2

triadic

#669CF2 #F2669C #9CF266

tetradic

#669CF2 #F266E2 #F2BC66 #66F276

square

#669CF2 #F266E2 #F2BC66 #66F276

split-complementary

#669CF2 #F27666 #E2F266

monochromatic

#1159CC #2E78ED #669CF2 #9EC0F7 #D7E5FC

Accessibility & contrast

On white

2.76

#669CF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.60

#669CF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669CF2

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669CF2	#FFFFFF	#000000	##000000
##669CF2	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)

#78A3F6

Deuteranopia (green-blind)

#6696F0

Tritanopia (blue-blind)

#00AFBC

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #669cf2;
/* rgb */ color: rgb(102, 156, 242);
/* oklch */ color: oklch(69.3% 0.140 259.3);

Tailwind

colors: {
  custom: {
    50: '#9cb8f7',
    500: '#669cf2',
    950: '#000000',
  },
}

SCSS

$custom: #669cf2;
$custom-light: #9cb8f7;
$custom-dark: #000000;

JSON

{
  "hex": "#669cf2",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 242
  },
  "hsl": {
    "h": 216.857,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.69311,
    "c": 0.13971,
    "h": 259.3
  },
  "luminance": 0.33013
}

Semantic roles & 50–950 ramp

primary

#669CF2

secondary

#F0DFC4

accent

#8C05E1

background

#FAFBFF

surface

#F4F6FE

border

#CED0D6

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669CF2

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

Preview Lab → · Contrast checker → · Palette generator →