#668ED5#668ED5

#668ED5 is a light, moderate blue. Relative luminance 0.270; OKLCH L 64.8% C 0.116 H 261.3°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#668ED5
RGB	rgb(102, 142, 213)
HSL	hsl(218, 57%, 62%)
HSV	hsv(218, 52%, 84%)
CMYK	cmyk(52.1%, 33.3%, 0%, 16.5%)
CIE-LAB	lab(58.95, 6.27, -40.65)
CIE-LCH	lch(58.95, 41.13, 278.77°)
OKLab	oklab(64.8% -0.0175 -0.1145)
OKLCH	oklch(64.8% 0.116 261.3)
XYZ	xyz(27.1587, 26.9729, 66.7130)
Luminance	0.2697 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#668ED5 #D5AD66

analogous

#66C6D5 #668ED5 #7666D5

triadic

#668ED5 #D5668E #8ED566

tetradic

#668ED5 #D566C6 #D5AD66 #66D576

square

#668ED5 #D566C6 #D5AD66 #66D576

split-complementary

#668ED5 #D57666 #C6D566

monochromatic

#295197 #376BC7 #668ED5 #96B1E2 #C6D5EF

Accessibility & contrast

On white

3.28

#668ED5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#668ED5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #668ED5

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##668ED5	#FFFFFF	#000000	##000000
##668ED5	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7293D8

Deuteranopia (green-blind)

#6589D3

Tritanopia (blue-blind)

#2E9EA8

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #668ed5;
/* rgb */ color: rgb(102, 142, 213);
/* oklch */ color: oklch(64.8% 0.116 261.3);

Tailwind

colors: {
  custom: {
    50: '#98aee2',
    500: '#668ed5',
    950: '#000000',
  },
}

SCSS

$custom: #668ed5;
$custom-light: #98aee2;
$custom-dark: #000000;

JSON

{
  "hex": "#668ed5",
  "rgb": {
    "r": 102,
    "g": 142,
    "b": 213
  },
  "hsl": {
    "h": 218.378,
    "s": 56.923,
    "l": 61.765
  },
  "oklch": {
    "l": 0.64795,
    "c": 0.11587,
    "h": 261.3
  },
  "luminance": 0.26975
}

Semantic roles & 50–950 ramp

primary

#668ED5

secondary

#E0D1B7

accent

#8A21C4

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #668ED5

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

Preview Lab → · Contrast checker → · Palette generator →