#668DFE#668DFE

#668DFE is a light, vivid blue. Relative luminance 0.290; OKLCH L 66.9% C 0.173 H 267.3°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#668DFE
RGB	rgb(102, 141, 254)
HSL	hsl(225, 99%, 70%)
HSV	hsv(225, 60%, 100%)
CMYK	cmyk(59.8%, 44.5%, 0%, 0.4%)
CIE-LAB	lab(60.81, 19.96, -60.43)
CIE-LCH	lch(60.81, 63.64, 288.28°)
OKLab	oklab(66.92% -0.0081 -0.1724)
OKLCH	oklch(66.92% 0.173 267.3)
XYZ	xyz(32.8877, 29.0275, 97.6165)
Luminance	0.2903 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668DFE #FED766

analogous

#66D9FE #668DFE #8B66FE

triadic

#668DFE #FE668D #8DFE66

tetradic

#668DFE #FE66D9 #FED766 #66FE8B

square

#668DFE #FE66D9 #FED766 #66FE8B

split-complementary

#668DFE #FE8B66 #D9FE66

monochromatic

#023DE8 #2960FE #668DFE #A3BAFE #E0E8FF

Accessibility & contrast

On white

3.09

#668DFE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#668DFE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668DFE

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668DFE	#FFFFFF	#000000	##000000
##668DFE	1.00	3.09	6.81	6.81
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#589AFF

Deuteranopia (green-blind)

#418CFC

Tritanopia (blue-blind)

#00A6B9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #668dfe;
/* rgb */ color: rgb(102, 141, 254);
/* oklch */ color: oklch(66.9% 0.173 267.3);

Tailwind

colors: {
  custom: {
    50: '#9eadff',
    500: '#668dfe',
    950: '#000000',
  },
}

SCSS

$custom: #668dfe;
$custom-light: #9eadff;
$custom-dark: #000000;

JSON

{
  "hex": "#668dfe",
  "rgb": {
    "r": 102,
    "g": 141,
    "b": 254
  },
  "hsl": {
    "h": 224.605,
    "s": 98.701,
    "l": 69.804
  },
  "oklch": {
    "l": 0.6692,
    "c": 0.1726,
    "h": 267.3
  },
  "luminance": 0.2903
}

Semantic roles & 50–950 ramp

primary

#668DFE

secondary

#F5EACA

accent

#AB00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #668DFE

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

Preview Lab → · Contrast checker → · Palette generator →