#669AFD#669AFD

#669AFD is a light, vivid blue. Relative luminance 0.330; OKLCH L 69.5% C 0.156 H 262.2°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#669AFD
RGB	rgb(102, 154, 253)
HSL	hsl(219, 97%, 70%)
HSV	hsv(219, 60%, 99%)
CMYK	cmyk(59.7%, 39.1%, 0%, 0.8%)
CIE-LAB	lab(64.18, 11.95, -54.50)
CIE-LCH	lch(64.18, 55.79, 282.37°)
OKLab	oklab(69.5% -0.0213 -0.1549)
OKLCH	oklch(69.5% 0.156 262.2)
XYZ	xyz(34.7586, 33.0248, 97.4522)
Luminance	0.3303 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669AFD #FDC966

analogous

#66E5FD #669AFD #7E66FD

triadic

#669AFD #FD669A #9AFD66

tetradic

#669AFD #FD66E5 #FDC966 #66FD7E

square

#669AFD #FD66E5 #FDC966 #66FD7E

split-complementary

#669AFD #FD7E66 #E5FD66

monochromatic

#0351E6 #2A72FC #669AFD #A2C2FE #DFEAFF

Accessibility & contrast

On white

2.76

#669AFD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#669AFD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669AFD

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669AFD	#FFFFFF	#000000	##000000
##669AFD	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6FA3FF

Deuteranopia (green-blind)

#5A95FB

Tritanopia (blue-blind)

#00B0BF

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #669afd;
/* rgb */ color: rgb(102, 154, 253);
/* oklch */ color: oklch(69.5% 0.156 262.2);

Tailwind

colors: {
  custom: {
    50: '#9db7fe',
    500: '#669afd',
    950: '#000000',
  },
}

SCSS

$custom: #669afd;
$custom-light: #9db7fe;
$custom-dark: #000000;

JSON

{
  "hex": "#669afd",
  "rgb": {
    "r": 102,
    "g": 154,
    "b": 253
  },
  "hsl": {
    "h": 219.338,
    "s": 97.419,
    "l": 69.608
  },
  "oklch": {
    "l": 0.695,
    "c": 0.15633,
    "h": 262.2
  },
  "luminance": 0.33028
}

Semantic roles & 50–950 ramp

primary

#669AFD

secondary

#F5E6CA

accent

#9600E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1118

muted

#7F8086

Preview Lab

Preview with #669AFD

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

Preview Lab → · Contrast checker → · Palette generator →