#668CE7#668CE7

#668CE7 is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.4% C 0.143 H 265.5°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#668CE7
RGB	rgb(102, 140, 231)
HSL	hsl(222, 73%, 65%)
HSV	hsv(222, 56%, 91%)
CMYK	cmyk(55.8%, 39.4%, 0%, 9.4%)
CIE-LAB	lab(59.30, 13.13, -50.14)
CIE-LCH	lch(59.30, 51.83, 284.67°)
OKLab	oklab(65.35% -0.0111 -0.1423)
OKLCH	oklch(65.35% 0.143 265.5)
XYZ	xyz(29.2765, 27.3482, 79.3218)
Luminance	0.2735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668CE7 #E7C166

analogous

#66CCE7 #668CE7 #8166E7

triadic

#668CE7 #E7668C #8CE766

tetradic

#668CE7 #E766CC #E7C166 #66E781

square

#668CE7 #E766CC #E7C166 #66E781

split-complementary

#668CE7 #E78166 #CCE766

monochromatic

#1D4AB6 #3164DF #668CE7 #9BB4EF #D0DCF8

Accessibility & contrast

On white

3.25

#668CE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#668CE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668CE7

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668CE7	#FFFFFF	#000000	##000000
##668CE7	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6695EB

Deuteranopia (green-blind)

#5689E5

Tritanopia (blue-blind)

#0CA0AE

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #668ce7;
/* rgb */ color: rgb(102, 140, 231);
/* oklch */ color: oklch(65.4% 0.143 265.5);

Tailwind

colors: {
  custom: {
    50: '#9aadef',
    500: '#668ce7',
    950: '#000000',
  },
}

SCSS

$custom: #668ce7;
$custom-light: #9aadef;
$custom-dark: #000000;

JSON

{
  "hex": "#668ce7",
  "rgb": {
    "r": 102,
    "g": 140,
    "b": 231
  },
  "hsl": {
    "h": 222.326,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.65354,
    "c": 0.14269,
    "h": 265.5
  },
  "luminance": 0.2735
}

Semantic roles & 50–950 ramp

primary

#668CE7

secondary

#EADDBF

accent

#9B11D5

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #668CE7

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

Preview Lab → · Contrast checker → · Palette generator →