#669CF7#669CF7

#669CF7 is a light, vivid blue. Relative luminance 0.333; OKLCH L 69.6% C 0.146 H 260.3°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).

Color values

HEX	#669CF7
RGB	rgb(102, 156, 247)
HSL	hsl(218, 90%, 68%)
HSV	hsv(218, 59%, 97%)
CMYK	cmyk(58.7%, 36.8%, 0%, 3.1%)
CIE-LAB	lab(64.41, 8.85, -50.85)
CIE-LCH	lch(64.41, 51.61, 279.87°)
OKLab	oklab(69.58% -0.0247 -0.1442)
OKLCH	oklch(69.58% 0.146 260.3)
XYZ	xyz(34.1506, 33.3142, 92.6083)
Luminance	0.3332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669CF7 #F7C166

analogous

#66E5F7 #669CF7 #7866F7

triadic

#669CF7 #F7669C #9CF766

tetradic

#669CF7 #F766E5 #F7C166 #66F778

square

#669CF7 #F766E5 #F7C166 #66F778

split-complementary

#669CF7 #F77866 #E5F766

monochromatic

#0B57D7 #2C76F4 #669CF7 #A0C2FA #DAE7FD

Accessibility & contrast

On white

2.74

#669CF7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.66

#669CF7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669CF7

7.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669CF7	#FFFFFF	#000000	##000000
##669CF7	1.00	2.74	7.66	7.66
#FFFFFF	2.74	1.00	21.00	21.00
#000000	7.66	21.00	1.00	1.00
##000000	7.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#76A4FB

Deuteranopia (green-blind)

#6296F5

Tritanopia (blue-blind)

#00B0BE

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #669cf7;
/* rgb */ color: rgb(102, 156, 247);
/* oklch */ color: oklch(69.6% 0.146 260.3);

Tailwind

colors: {
  custom: {
    50: '#9cb8fa',
    500: '#669cf7',
    950: '#000000',
  },
}

SCSS

$custom: #669cf7;
$custom-light: #9cb8fa;
$custom-dark: #000000;

JSON

{
  "hex": "#669cf7",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 247
  },
  "hsl": {
    "h": 217.655,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.69582,
    "c": 0.14627,
    "h": 260.3
  },
  "luminance": 0.33317
}

Semantic roles & 50–950 ramp

primary

#669CF7

secondary

#F2E2C7

accent

#9000E6

background

#FAFBFF

surface

#F4F6FF

border

#CED0D7

text

#0F1117

muted

#7F8085

Preview Lab

Preview with #669CF7

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

Preview Lab → · Contrast checker → · Palette generator →