#669AFA#669AFA

#669AFA is a light, vivid blue. Relative luminance 0.328; OKLCH L 69.3% C 0.152 H 261.7°. Best body text is #000000 at 7.57:1 contrast (WCAG AA passes).

Color values

HEX	#669AFA
RGB	rgb(102, 154, 250)
HSL	hsl(219, 94%, 69%)
HSV	hsv(219, 59%, 98%)
CMYK	cmyk(59.2%, 38.4%, 0%, 2%)
CIE-LAB	lab(64.03, 10.98, -53.10)
CIE-LCH	lch(64.03, 54.23, 281.68°)
OKLab	oklab(69.33% -0.0219 -0.1508)
OKLCH	oklch(69.33% 0.152 261.7)
XYZ	xyz(34.2844, 32.8351, 94.9550)
Luminance	0.3284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669AFA #FAC666

analogous

#66E4FA #669AFA #7C66FA

triadic

#669AFA #FA669A #9AFA66

tetradic

#669AFA #FA66E4 #FAC666 #66FA7C

square

#669AFA #FA66E4 #FAC666 #66FA7C

split-complementary

#669AFA #FA7C66 #E4FA66

monochromatic

#0753DE #2B73F8 #669AFA #A1C1FC #DDE8FE

Accessibility & contrast

On white

2.77

#669AFA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.57

#669AFA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669AFA

7.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669AFA	#FFFFFF	#000000	##000000
##669AFA	1.00	2.77	7.57	7.57
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.57	21.00	1.00	1.00
##000000	7.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#71A3FE

Deuteranopia (green-blind)

#5D95F8

Tritanopia (blue-blind)

#00B0BE

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #669afa;
/* rgb */ color: rgb(102, 154, 250);
/* oklch */ color: oklch(69.3% 0.152 261.7);

Tailwind

colors: {
  custom: {
    50: '#9db7fc',
    500: '#669afa',
    950: '#000000',
  },
}

SCSS

$custom: #669afa;
$custom-light: #9db7fc;
$custom-dark: #000000;

JSON

{
  "hex": "#669afa",
  "rgb": {
    "r": 102,
    "g": 154,
    "b": 250
  },
  "hsl": {
    "h": 218.919,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.69331,
    "c": 0.15238,
    "h": 261.7
  },
  "luminance": 0.32838
}

Semantic roles & 50–950 ramp

primary

#669AFA

secondary

#F4E4C8

accent

#9500E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669AFA

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

Preview Lab → · Contrast checker → · Palette generator →