#668FED#668FED

#668FED is a light, vivid blue. Relative luminance 0.286; OKLCH L 66.3% C 0.147 H 264.9°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#668FED
RGB	rgb(102, 143, 237)
HSL	hsl(222, 79%, 66%)
HSV	hsv(222, 57%, 93%)
CMYK	cmyk(57%, 39.7%, 0%, 7.1%)
CIE-LAB	lab(60.41, 13.27, -51.69)
CIE-LCH	lch(60.41, 53.37, 284.39°)
OKLab	oklab(66.32% -0.0131 -0.1468)
OKLCH	oklch(66.32% 0.147 264.9)
XYZ	xyz(30.5828, 28.5817, 84.0095)
Luminance	0.2858 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668FED #EDC466

analogous

#66D2ED #668FED #8166ED

triadic

#668FED #ED668F #8FED66

tetradic

#668FED #ED66D2 #EDC466 #66ED81

square

#668FED #ED66D2 #EDC466 #66ED81

split-complementary

#668FED #ED8166 #D2ED66

monochromatic

#174BC2 #2F67E7 #668FED #9DB7F3 #D4DFFA

Accessibility & contrast

On white

3.13

#668FED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#668FED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668FED

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668FED	#FFFFFF	#000000	##000000
##668FED	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)

#6798F1

Deuteranopia (green-blind)

#568CEB

Tritanopia (blue-blind)

#00A4B2

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #668fed;
/* rgb */ color: rgb(102, 143, 237);
/* oklch */ color: oklch(66.3% 0.147 264.9);

Tailwind

colors: {
  custom: {
    50: '#9baff3',
    500: '#668fed',
    950: '#000000',
  },
}

SCSS

$custom: #668fed;
$custom-light: #9baff3;
$custom-dark: #000000;

JSON

{
  "hex": "#668fed",
  "rgb": {
    "r": 102,
    "g": 143,
    "b": 237
  },
  "hsl": {
    "h": 221.778,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.66317,
    "c": 0.14737,
    "h": 264.9
  },
  "luminance": 0.28584
}

Semantic roles & 50–950 ramp

primary

#668FED

secondary

#EDE0C2

accent

#9C0ADB

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668FED

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

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