#668DF7#668DF7

#668DF7 is a light, vivid blue. Relative luminance 0.286; OKLCH L 66.5% C 0.163 H 266.8°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#668DF7
RGB	rgb(102, 141, 247)
HSL	hsl(224, 90%, 68%)
HSV	hsv(224, 59%, 97%)
CMYK	cmyk(58.7%, 42.9%, 0%, 3.1%)
CIE-LAB	lab(60.42, 17.68, -57.20)
CIE-LCH	lch(60.42, 59.87, 287.18°)
OKLab	oklab(66.49% -0.0092 -0.163)
OKLCH	oklch(66.49% 0.163 266.8)
XYZ	xyz(31.7872, 28.5873, 91.8204)
Luminance	0.2859 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668DF7 #F7D066

analogous

#66D5F7 #668DF7 #8766F7

triadic

#668DF7 #F7668D #8DF766

tetradic

#668DF7 #F766D5 #F7D066 #66F787

square

#668DF7 #F766D5 #F7D066 #66F787

split-complementary

#668DF7 #F78766 #D5F766

monochromatic

#0B42D7 #2C62F4 #668DF7 #A0B8FA #DAE4FD

Accessibility & contrast

On white

3.13

#668DF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#668DF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668DF7

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668DF7	#FFFFFF	#000000	##000000
##668DF7	1.00	3.13	6.72	6.72
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D99FB

Deuteranopia (green-blind)

#498CF5

Tritanopia (blue-blind)

#00A5B6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #668df7;
/* rgb */ color: rgb(102, 141, 247);
/* oklch */ color: oklch(66.5% 0.163 266.8);

Tailwind

colors: {
  custom: {
    50: '#9dadfa',
    500: '#668df7',
    950: '#000000',
  },
}

SCSS

$custom: #668df7;
$custom-light: #9dadfa;
$custom-dark: #000000;

JSON

{
  "hex": "#668df7",
  "rgb": {
    "r": 102,
    "g": 141,
    "b": 247
  },
  "hsl": {
    "h": 223.862,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.66494,
    "c": 0.16321,
    "h": 266.8
  },
  "luminance": 0.2859
}

Semantic roles & 50–950 ramp

primary

#668DF7

secondary

#F2E6C7

accent

#A800E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668DF7

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

Preview Lab → · Contrast checker → · Palette generator →