#668BE7#668BE7

#668BE7 is a light, vivid blue. Relative luminance 0.271; OKLCH L 65.1% C 0.144 H 266.0°. Best body text is #000000 at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#668BE7
RGB	rgb(102, 139, 231)
HSL	hsl(223, 73%, 65%)
HSV	hsv(223, 56%, 91%)
CMYK	cmyk(55.8%, 39.8%, 0%, 9.4%)
CIE-LAB	lab(59.03, 13.72, -50.57)
CIE-LCH	lch(59.03, 52.39, 285.18°)
OKLab	oklab(65.15% -0.01 -0.1435)
OKLCH	oklch(65.15% 0.144 266)
XYZ	xyz(29.1311, 27.0573, 79.2733)
Luminance	0.2706 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668BE7 #E7C266

analogous

#66CBE7 #668BE7 #8266E7

triadic

#668BE7 #E7668B #8BE766

tetradic

#668BE7 #E766CB #E7C266 #66E782

square

#668BE7 #E766CB #E7C266 #66E782

split-complementary

#668BE7 #E78266 #CBE766

monochromatic

#1D49B6 #3163DF #668BE7 #9BB3EF #D0DBF8

Accessibility & contrast

On white

3.28

#668BE7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.41

#668BE7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668BE7

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668BE7	#FFFFFF	#000000	##000000
##668BE7	1.00	3.28	6.41	6.41
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.41	21.00	1.00	1.00
##000000	6.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6494EB

Deuteranopia (green-blind)

#5489E5

Tritanopia (blue-blind)

#0D9FAE

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #668be7;
/* rgb */ color: rgb(102, 139, 231);
/* oklch */ color: oklch(65.1% 0.144 266.0);

Tailwind

colors: {
  custom: {
    50: '#9aacef',
    500: '#668be7',
    950: '#000000',
  },
}

SCSS

$custom: #668be7;
$custom-light: #9aacef;
$custom-dark: #000000;

JSON

{
  "hex": "#668be7",
  "rgb": {
    "r": 102,
    "g": 139,
    "b": 231
  },
  "hsl": {
    "h": 222.791,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.65148,
    "c": 0.14386,
    "h": 266
  },
  "luminance": 0.2706
}

Semantic roles & 50–950 ramp

primary

#668BE7

secondary

#EADEBF

accent

#9D11D5

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #668BE7

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

Preview Lab → · Contrast checker → · Palette generator →