#6668C8#6668C8

#6668C8 is a mid, vivid blue. Relative luminance 0.169; OKLCH L 56.3% C 0.146 H 279.7°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#6668C8
RGB	rgb(102, 104, 200)
HSL	hsl(239, 47%, 59%)
HSV	hsv(239, 49%, 78%)
CMYK	cmyk(49%, 48%, 0%, 21.6%)
CIE-LAB	lab(48.13, 25.15, -50.43)
CIE-LCH	lch(48.13, 56.36, 296.51°)
OKLab	oklab(56.26% 0.0246 -0.1434)
OKLCH	oklch(56.26% 0.146 279.7)
XYZ	xyz(20.8519, 16.8944, 56.7946)
Luminance	0.1690 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6668C8 #C8C666

analogous

#6699C8 #6668C8 #9566C8

triadic

#6668C8 #C86668 #68C866

tetradic

#6668C8 #C86699 #C8C666 #66C895

square

#6668C8 #C86699 #C8C666 #66C895

split-complementary

#6668C8 #C89566 #99C866

monochromatic

#2F3184 #4042B1 #6668C8 #9394D8 #C0C1E8

Accessibility & contrast

On white

4.80

#6668C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#6668C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6668C8

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6668C8	#FFFFFF	#000000	##FFFFFF
##6668C8	1.00	4.80	4.38	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E76CB

Deuteranopia (green-blind)

#366FC6

Tritanopia (blue-blind)

#417D8E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #6668c8;
/* rgb */ color: rgb(102, 104, 200);
/* oklch */ color: oklch(56.3% 0.146 279.7);

Tailwind

colors: {
  custom: {
    50: '#9893d9',
    500: '#6668c8',
    950: '#000000',
  },
}

SCSS

$custom: #6668c8;
$custom-light: #9893d9;
$custom-dark: #000000;

JSON

{
  "hex": "#6668c8",
  "rgb": {
    "r": 102,
    "g": 104,
    "b": 200
  },
  "hsl": {
    "h": 238.776,
    "s": 47.115,
    "l": 59.216
  },
  "oklch": {
    "l": 0.56264,
    "c": 0.14552,
    "h": 279.7
  },
  "luminance": 0.16896
}

Semantic roles & 50–950 ramp

primary

#6668C8

secondary

#D8D7B2

accent

#D451D7

background

#F9F9FD

surface

#F2F1FA

border

#CCCBD3

text

#0E0D15

muted

#7E7E83

Preview Lab

Preview with #6668C8

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

Preview Lab → · Contrast checker → · Palette generator →