#668AED#668AED

#668AED is a light, vivid blue. Relative luminance 0.271; OKLCH L 65.3% C 0.153 H 267.1°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#668AED
RGB	rgb(102, 138, 237)
HSL	hsl(224, 79%, 66%)
HSV	hsv(224, 57%, 93%)
CMYK	cmyk(57%, 41.8%, 0%, 7.1%)
CIE-LAB	lab(59.08, 16.24, -53.81)
CIE-LCH	lch(59.08, 56.21, 286.79°)
OKLab	oklab(65.29% -0.0078 -0.153)
OKLCH	oklch(65.29% 0.153 267.1)
XYZ	xyz(29.8489, 27.1138, 83.7649)
Luminance	0.2712 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668AED #EDC966

analogous

#66CEED #668AED #8666ED

triadic

#668AED #ED668A #8AED66

tetradic

#668AED #ED66CE #EDC966 #66ED86

square

#668AED #ED66CE #EDC966 #66ED86

split-complementary

#668AED #ED8666 #CEED66

monochromatic

#1744C2 #2F60E7 #668AED #9DB4F3 #D4DEFA

Accessibility & contrast

On white

3.27

#668AED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#668AED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668AED

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668AED	#FFFFFF	#000000	##000000
##668AED	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F95F1

Deuteranopia (green-blind)

#4D89EB

Tritanopia (blue-blind)

#00A0B0

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #668aed;
/* rgb */ color: rgb(102, 138, 237);
/* oklch */ color: oklch(65.3% 0.153 267.1);

Tailwind

colors: {
  custom: {
    50: '#9babf3',
    500: '#668aed',
    950: '#000000',
  },
}

SCSS

$custom: #668aed;
$custom-light: #9babf3;
$custom-dark: #000000;

JSON

{
  "hex": "#668aed",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 237
  },
  "hsl": {
    "h": 224,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.65291,
    "c": 0.15323,
    "h": 267.1
  },
  "luminance": 0.27116
}

Semantic roles & 50–950 ramp

primary

#668AED

secondary

#EDE2C2

accent

#A40ADB

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668AED

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

Preview Lab → · Contrast checker → · Palette generator →