#668DF6#668DF6

#668DF6 is a light, vivid blue. Relative luminance 0.285; OKLCH L 66.4% C 0.162 H 266.7°. Best body text is #000000 at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#668DF6
RGB	rgb(102, 141, 246)
HSL	hsl(224, 89%, 68%)
HSV	hsv(224, 59%, 96%)
CMYK	cmyk(58.5%, 42.7%, 0%, 3.5%)
CIE-LAB	lab(60.36, 17.36, -56.74)
CIE-LCH	lch(60.36, 59.34, 287.01°)
OKLab	oklab(66.44% -0.0094 -0.1616)
OKLCH	oklch(66.44% 0.162 266.7)
XYZ	xyz(31.6333, 28.5257, 91.0099)
Luminance	0.2853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668DF6 #F6CF66

analogous

#66D5F6 #668DF6 #8766F6

triadic

#668DF6 #F6668D #8DF666

tetradic

#668DF6 #F666D5 #F6CF66 #66F687

square

#668DF6 #F666D5 #F6CF66 #66F687

split-complementary

#668DF6 #F68766 #D5F666

monochromatic

#0D43D5 #2C62F3 #668DF6 #A0B8F9 #DAE3FD

Accessibility & contrast

On white

3.13

#668DF6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.71

#668DF6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668DF6

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668DF6	#FFFFFF	#000000	##000000
##668DF6	1.00	3.13	6.71	6.71
#FFFFFF	3.13	1.00	21.00	21.00
#000000	6.71	21.00	1.00	1.00
##000000	6.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E98FA

Deuteranopia (green-blind)

#4A8BF4

Tritanopia (blue-blind)

#00A4B5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #668df6;
/* rgb */ color: rgb(102, 141, 246);
/* oklch */ color: oklch(66.4% 0.162 266.7);

Tailwind

colors: {
  custom: {
    50: '#9cadfa',
    500: '#668df6',
    950: '#000000',
  },
}

SCSS

$custom: #668df6;
$custom-light: #9cadfa;
$custom-dark: #000000;

JSON

{
  "hex": "#668df6",
  "rgb": {
    "r": 102,
    "g": 141,
    "b": 246
  },
  "hsl": {
    "h": 223.75,
    "s": 88.889,
    "l": 68.235
  },
  "oklch": {
    "l": 0.66435,
    "c": 0.16186,
    "h": 266.7
  },
  "luminance": 0.28528
}

Semantic roles & 50–950 ramp

primary

#668DF6

secondary

#F2E6C6

accent

#A700E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #668DF6

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

Preview Lab → · Contrast checker → · Palette generator →