#668FDC#668FDC

#668FDC is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.4% C 0.124 H 262.2°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#668FDC
RGB	rgb(102, 143, 220)
HSL	hsl(219, 63%, 63%)
HSV	hsv(219, 54%, 86%)
CMYK	cmyk(53.6%, 35%, 0%, 13.7%)
CIE-LAB	lab(59.56, 7.87, -43.60)
CIE-LCH	lch(59.56, 44.31, 280.23°)
OKLab	oklab(65.38% -0.0169 -0.1231)
OKLCH	oklch(65.38% 0.124 262.2)
XYZ	xyz(28.2158, 27.6349, 71.5435)
Luminance	0.2764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668FDC #DCB366

analogous

#66CADC #668FDC #7866DC

triadic

#668FDC #DC668F #8FDC66

tetradic

#668FDC #DC66CA #DCB366 #66DC78

square

#668FDC #DC66CA #DCB366 #66DC78

split-complementary

#668FDC #DC7866 #CADC66

monochromatic

#2551A2 #346BD1 #668FDC #98B3E7 #CAD8F3

Accessibility & contrast

On white

3.22

#668FDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#668FDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668FDC

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668FDC	#FFFFFF	#000000	##000000
##668FDC	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7095DF

Deuteranopia (green-blind)

#628ADA

Tritanopia (blue-blind)

#24A0AB

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #668fdc;
/* rgb */ color: rgb(102, 143, 220);
/* oklch */ color: oklch(65.4% 0.124 262.2);

Tailwind

colors: {
  custom: {
    50: '#99afe7',
    500: '#668fdc',
    950: '#000000',
  },
}

SCSS

$custom: #668fdc;
$custom-light: #99afe7;
$custom-dark: #000000;

JSON

{
  "hex": "#668fdc",
  "rgb": {
    "r": 102,
    "g": 143,
    "b": 220
  },
  "hsl": {
    "h": 219.153,
    "s": 62.766,
    "l": 63.137
  },
  "oklch": {
    "l": 0.65378,
    "c": 0.12429,
    "h": 262.2
  },
  "luminance": 0.27637
}

Semantic roles & 50–950 ramp

primary

#668FDC

secondary

#E4D5BA

accent

#8E1BCB

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #668FDC

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

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