#668FF7#668FF7

#668FF7 is a light, vivid blue. Relative luminance 0.292; OKLCH L 66.9% C 0.161 H 266.0°. Best body text is #000000 at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#668FF7
RGB	rgb(102, 143, 247)
HSL	hsl(223, 90%, 68%)
HSV	hsv(223, 59%, 97%)
CMYK	cmyk(58.7%, 42.1%, 0%, 3.1%)
CIE-LAB	lab(60.94, 16.49, -56.36)
CIE-LCH	lch(60.94, 58.73, 286.31°)
OKLab	oklab(66.9% -0.0112 -0.1605)
OKLCH	oklch(66.9% 0.161 266)
XYZ	xyz(32.0847, 29.1824, 91.9196)
Luminance	0.2918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668FF7 #F7CE66

analogous

#66D8F7 #668FF7 #8566F7

triadic

#668FF7 #F7668F #8FF766

tetradic

#668FF7 #F766D8 #F7CE66 #66F785

square

#668FF7 #F766D8 #F7CE66 #66F785

split-complementary

#668FF7 #F78566 #D8F766

monochromatic

#0B45D7 #2C64F4 #668FF7 #A0BAFA #DAE4FD

Accessibility & contrast

On white

3.07

#668FF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.84

#668FF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668FF7

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668FF7	#FFFFFF	#000000	##000000
##668FF7	1.00	3.07	6.84	6.84
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.84	21.00	1.00	1.00
##000000	6.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#619AFB

Deuteranopia (green-blind)

#4C8DF5

Tritanopia (blue-blind)

#00A6B7

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #668ff7;
/* rgb */ color: rgb(102, 143, 247);
/* oklch */ color: oklch(66.9% 0.161 266.0);

Tailwind

colors: {
  custom: {
    50: '#9caffa',
    500: '#668ff7',
    950: '#000000',
  },
}

SCSS

$custom: #668ff7;
$custom-light: #9caffa;
$custom-dark: #000000;

JSON

{
  "hex": "#668ff7",
  "rgb": {
    "r": 102,
    "g": 143,
    "b": 247
  },
  "hsl": {
    "h": 223.034,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.66899,
    "c": 0.16085,
    "h": 266
  },
  "luminance": 0.29185
}

Semantic roles & 50–950 ramp

primary

#668FF7

secondary

#F2E6C7

accent

#A500E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668FF7

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

Preview Lab → · Contrast checker → · Palette generator →