#668EE8#668EE8

#668EE8 is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.8% C 0.142 H 264.7°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#668EE8
RGB	rgb(102, 142, 232)
HSL	hsl(222, 74%, 65%)
HSV	hsv(222, 56%, 91%)
CMYK	cmyk(56%, 38.8%, 0%, 9%)
CIE-LAB	lab(59.88, 12.26, -49.76)
CIE-LCH	lch(59.88, 51.25, 283.84°)
OKLab	oklab(65.83% -0.0131 -0.1411)
OKLCH	oklch(65.83% 0.142 264.7)
XYZ	xyz(29.7130, 27.9946, 80.1660)
Luminance	0.2800 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668EE8 #E8C066

analogous

#66CFE8 #668EE8 #7F66E8

triadic

#668EE8 #E8668E #8EE866

tetradic

#668EE8 #E866CF #E8C066 #66E87F

square

#668EE8 #E866CF #E8C066 #66E87F

split-complementary

#668EE8 #E87F66 #CFE866

monochromatic

#1C4CB8 #3167E0 #668EE8 #9BB5F0 #D0DDF8

Accessibility & contrast

On white

3.18

#668EE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#668EE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668EE8

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668EE8	#FFFFFF	#000000	##000000
##668EE8	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6897EC

Deuteranopia (green-blind)

#588BE6

Tritanopia (blue-blind)

#06A2B0

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #668ee8;
/* rgb */ color: rgb(102, 142, 232);
/* oklch */ color: oklch(65.8% 0.142 264.7);

Tailwind

colors: {
  custom: {
    50: '#9aaef0',
    500: '#668ee8',
    950: '#000000',
  },
}

SCSS

$custom: #668ee8;
$custom-light: #9aaef0;
$custom-dark: #000000;

JSON

{
  "hex": "#668ee8",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 232
  },
  "hsl": {
    "h": 221.538,
    "s": 73.864,
    "l": 65.49
  },
  "oklch": {
    "l": 0.65826,
    "c": 0.14173,
    "h": 264.7
  },
  "luminance": 0.27997
}

Semantic roles & 50–950 ramp

primary

#668EE8

secondary

#EBDDBF

accent

#9910D6

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #668EE8

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

Preview Lab → · Contrast checker → · Palette generator →