#668EFA#668EFA

#668EFA is a light, vivid blue. Relative luminance 0.291; OKLCH L 66.9% C 0.166 H 266.7°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#668EFA
RGB	rgb(102, 142, 250)
HSL	hsl(224, 94%, 69%)
HSV	hsv(224, 59%, 98%)
CMYK	cmyk(59.2%, 43.2%, 0%, 2%)
CIE-LAB	lab(60.84, 18.06, -58.17)
CIE-LCH	lch(60.84, 60.91, 287.25°)
OKLab	oklab(66.88% -0.0097 -0.1658)
OKLCH	oklch(66.88% 0.166 266.7)
XYZ	xyz(32.4019, 29.0702, 94.3275)
Luminance	0.2907 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668EFA #FAD266

analogous

#66D8FA #668EFA #8866FA

triadic

#668EFA #FA668E #8EFA66

tetradic

#668EFA #FA66D8 #FAD266 #66FA88

square

#668EFA #FA66D8 #FAD266 #66FA88

split-complementary

#668EFA #FA8866 #D8FA66

monochromatic

#0741DE #2B62F8 #668EFA #A1BAFC #DDE6FE

Accessibility & contrast

On white

3.08

#668EFA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#668EFA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668EFA

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668EFA	#FFFFFF	#000000	##000000
##668EFA	1.00	3.08	6.81	6.81
#FFFFFF	3.08	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)

#5D9AFE

Deuteranopia (green-blind)

#478DF8

Tritanopia (blue-blind)

#00A6B8

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #668efa;
/* rgb */ color: rgb(102, 142, 250);
/* oklch */ color: oklch(66.9% 0.166 266.7);

Tailwind

colors: {
  custom: {
    50: '#9daefc',
    500: '#668efa',
    950: '#000000',
  },
}

SCSS

$custom: #668efa;
$custom-light: #9daefc;
$custom-dark: #000000;

JSON

{
  "hex": "#668efa",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 250
  },
  "hsl": {
    "h": 223.784,
    "s": 93.671,
    "l": 69.02
  },
  "oklch": {
    "l": 0.66876,
    "c": 0.16606,
    "h": 266.7
  },
  "luminance": 0.29073
}

Semantic roles & 50–950 ramp

primary

#668EFA

secondary

#F4E8C8

accent

#A700E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668EFA

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

Preview Lab → · Contrast checker → · Palette generator →