#668EE7#668EE7

#668EE7 is a light, vivid blue. Relative luminance 0.279; OKLCH L 65.8% C 0.140 H 264.6°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#668EE7
RGB	rgb(102, 142, 231)
HSL	hsl(221, 73%, 65%)
HSV	hsv(221, 56%, 91%)
CMYK	cmyk(55.8%, 38.5%, 0%, 9.4%)
CIE-LAB	lab(59.83, 11.94, -49.29)
CIE-LCH	lch(59.83, 50.71, 283.62°)
OKLab	oklab(65.77% -0.0133 -0.1398)
OKLCH	oklch(65.77% 0.14 264.6)
XYZ	xyz(29.5714, 27.9380, 79.4201)
Luminance	0.2794 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668EE7 #E7BF66

analogous

#66CFE7 #668EE7 #7E66E7

triadic

#668EE7 #E7668E #8EE766

tetradic

#668EE7 #E766CF #E7BF66 #66E77E

square

#668EE7 #E766CF #E7BF66 #66E77E

split-complementary

#668EE7 #E77E66 #CFE766

monochromatic

#1D4CB6 #3167DF #668EE7 #9BB5EF #D0DCF8

Accessibility & contrast

On white

3.19

#668EE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#668EE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668EE7

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668EE7	#FFFFFF	#000000	##000000
##668EE7	1.00	3.19	6.59	6.59
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6996EB

Deuteranopia (green-blind)

#598BE5

Tritanopia (blue-blind)

#0BA2AF

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #668ee7;
/* rgb */ color: rgb(102, 142, 231);
/* oklch */ color: oklch(65.8% 0.140 264.6);

Tailwind

colors: {
  custom: {
    50: '#9aaeef',
    500: '#668ee7',
    950: '#000000',
  },
}

SCSS

$custom: #668ee7;
$custom-light: #9aaeef;
$custom-dark: #000000;

JSON

{
  "hex": "#668ee7",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 231
  },
  "hsl": {
    "h": 221.395,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.65769,
    "c": 0.14038,
    "h": 264.6
  },
  "luminance": 0.2794
}

Semantic roles & 50–950 ramp

primary

#668EE7

secondary

#EADDBF

accent

#9811D5

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #668EE7

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

Preview Lab → · Contrast checker → · Palette generator →