#668AE9#668AE9

#668AE9 is a light, vivid blue. Relative luminance 0.269; OKLCH L 65.1% C 0.148 H 266.7°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#668AE9
RGB	rgb(102, 138, 233)
HSL	hsl(224, 75%, 66%)
HSV	hsv(224, 56%, 91%)
CMYK	cmyk(56.2%, 40.8%, 0%, 8.6%)
CIE-LAB	lab(58.87, 14.96, -51.93)
CIE-LCH	lch(58.87, 54.04, 286.07°)
OKLab	oklab(65.06% -0.0085 -0.1475)
OKLCH	oklch(65.06% 0.148 266.7)
XYZ	xyz(29.2710, 26.8826, 80.7214)
Luminance	0.2688 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668AE9 #E9C566

analogous

#66CCE9 #668AE9 #8366E9

triadic

#668AE9 #E9668A #8AE966

tetradic

#668AE9 #E966CC #E9C566 #66E983

square

#668AE9 #E966CC #E9C566 #66E983

split-complementary

#668AE9 #E98366 #CCE966

monochromatic

#1B46BA #3061E1 #668AE9 #9CB3F1 #D1DCF8

Accessibility & contrast

On white

3.29

#668AE9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#668AE9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668AE9

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668AE9	#FFFFFF	#000000	##000000
##668AE9	1.00	3.29	6.38	6.38
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.38	21.00	1.00	1.00
##000000	6.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6194ED

Deuteranopia (green-blind)

#5188E7

Tritanopia (blue-blind)

#059FAE

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #668ae9;
/* rgb */ color: rgb(102, 138, 233);
/* oklch */ color: oklch(65.1% 0.148 266.7);

Tailwind

colors: {
  custom: {
    50: '#9babf0',
    500: '#668ae9',
    950: '#000000',
  },
}

SCSS

$custom: #668ae9;
$custom-light: #9babf0;
$custom-dark: #000000;

JSON

{
  "hex": "#668ae9",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 233
  },
  "hsl": {
    "h": 223.511,
    "s": 74.857,
    "l": 65.686
  },
  "oklch": {
    "l": 0.65057,
    "c": 0.14778,
    "h": 266.7
  },
  "luminance": 0.26885
}

Semantic roles & 50–950 ramp

primary

#668AE9

secondary

#EBDFC0

accent

#A00ED7

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668AE9

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

Preview Lab → · Contrast checker → · Palette generator →