#668ADD#668ADD

#668ADD is a light, vivid blue. Relative luminance 0.262; OKLCH L 64.4% C 0.131 H 265.2°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#668ADD
RGB	rgb(102, 138, 221)
HSL	hsl(222, 64%, 63%)
HSV	hsv(222, 54%, 87%)
CMYK	cmyk(53.8%, 37.6%, 0%, 13.3%)
CIE-LAB	lab(58.25, 11.14, -46.23)
CIE-LCH	lch(58.25, 47.55, 283.54°)
OKLab	oklab(64.38% -0.011 -0.1308)
OKLCH	oklch(64.38% 0.131 265.2)
XYZ	xyz(27.6147, 26.2201, 71.9984)
Luminance	0.2622 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668ADD #DDB966

analogous

#66C5DD #668ADD #7D66DD

triadic

#668ADD #DD668A #8ADD66

tetradic

#668ADD #DD66C5 #DDB966 #66DD7D

square

#668ADD #DD66C5 #DDB966 #66DD7D

split-complementary

#668ADD #DD7D66 #C5DD66

monochromatic

#244BA4 #3464D2 #668ADD #98B0E8 #CAD7F3

Accessibility & contrast

On white

3.36

#668ADD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#668ADD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668ADD

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668ADD	#FFFFFF	#000000	##000000
##668ADD	1.00	3.36	6.24	6.24
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6892E0

Deuteranopia (green-blind)

#5A87DB

Tritanopia (blue-blind)

#249CA9

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #668add;
/* rgb */ color: rgb(102, 138, 221);
/* oklch */ color: oklch(64.4% 0.131 265.2);

Tailwind

colors: {
  custom: {
    50: '#99abe8',
    500: '#668add',
    950: '#000000',
  },
}

SCSS

$custom: #668add;
$custom-light: #99abe8;
$custom-dark: #000000;

JSON

{
  "hex": "#668add",
  "rgb": {
    "r": 102,
    "g": 138,
    "b": 221
  },
  "hsl": {
    "h": 221.849,
    "s": 63.636,
    "l": 63.333
  },
  "oklch": {
    "l": 0.64377,
    "c": 0.13131,
    "h": 265.2
  },
  "luminance": 0.26222
}

Semantic roles & 50–950 ramp

primary

#668ADD

secondary

#E5D8BA

accent

#961ACB

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #668ADD

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

Preview Lab → · Contrast checker → · Palette generator →