#668EEC#668EEC

#668EEC is a light, vivid blue. Relative luminance 0.282; OKLCH L 66.1% C 0.147 H 265.2°. Best body text is #000000 at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#668EEC
RGB	rgb(102, 142, 236)
HSL	hsl(222, 78%, 66%)
HSV	hsv(222, 57%, 93%)
CMYK	cmyk(56.8%, 39.8%, 0%, 7.5%)
CIE-LAB	lab(60.09, 13.54, -51.65)
CIE-LCH	lch(60.09, 53.39, 284.69°)
OKLab	oklab(66.05% -0.0122 -0.1467)
OKLCH	oklch(66.05% 0.147 265.2)
XYZ	xyz(30.2877, 28.2245, 83.1924)
Luminance	0.2823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668EEC #ECC466

analogous

#66D1EC #668EEC #8166EC

triadic

#668EEC #EC668E #8EEC66

tetradic

#668EEC #EC66D1 #ECC466 #66EC81

square

#668EEC #EC66D1 #ECC466 #66EC81

split-complementary

#668EEC #EC8166 #D1EC66

monochromatic

#184AC0 #3066E5 #668EEC #9CB6F3 #D3DEFA

Accessibility & contrast

On white

3.16

#668EEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.65

#668EEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668EEC

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668EEC	#FFFFFF	#000000	##000000
##668EEC	1.00	3.16	6.65	6.65
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.65	21.00	1.00	1.00
##000000	6.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6697F0

Deuteranopia (green-blind)

#558BEA

Tritanopia (blue-blind)

#00A3B2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #668eec;
/* rgb */ color: rgb(102, 142, 236);
/* oklch */ color: oklch(66.1% 0.147 265.2);

Tailwind

colors: {
  custom: {
    50: '#9baef2',
    500: '#668eec',
    950: '#000000',
  },
}

SCSS

$custom: #668eec;
$custom-light: #9baef2;
$custom-dark: #000000;

JSON

{
  "hex": "#668eec",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 236
  },
  "hsl": {
    "h": 222.09,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.66053,
    "c": 0.14717,
    "h": 265.2
  },
  "luminance": 0.28227
}

Semantic roles & 50–950 ramp

primary

#668EEC

secondary

#EDE0C1

accent

#9C0BDA

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668EEC

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

Preview Lab → · Contrast checker → · Palette generator →