#664FED#664FED

#664FED is a mid, highly saturated blue. Relative luminance 0.145; OKLCH L 54.8% C 0.226 H 282.6°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#664FED
RGB	rgb(102, 79, 237)
HSL	hsl(249, 81%, 62%)
HSV	hsv(249, 67%, 93%)
CMYK	cmyk(57%, 66.7%, 0%, 7.1%)
CIE-LAB	lab(44.98, 51.21, -76.57)
CIE-LCH	lch(44.98, 92.12, 303.78°)
OKLab	oklab(54.76% 0.0493 -0.2204)
OKLCH	oklch(54.76% 0.226 282.6)
XYZ	xyz(23.5568, 14.5296, 81.6675)
Luminance	0.1453 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664FED #D6ED4F

analogous

#4F87ED #664FED #B54FED

triadic

#664FED #ED664F #4FED66

tetradic

#664FED #ED4F87 #D6ED4F #4FEDB5

square

#664FED #ED4F87 #D6ED4F #4FEDB5

split-complementary

#664FED #EDB54F #87ED4F

monochromatic

#2912B0 #3618E7 #664FED #9687F3 #C7BEF8

Accessibility & contrast

On white

5.38

#664FED on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#664FED on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664FED

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664FED	#FFFFFF	#000000	##FFFFFF
##664FED	1.00	5.38	3.91	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0070F2

Deuteranopia (green-blind)

#0065EA

Tritanopia (blue-blind)

#187898

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #664fed;
/* rgb */ color: rgb(102, 79, 237);
/* oklch */ color: oklch(54.8% 0.226 282.6);

Tailwind

colors: {
  custom: {
    50: '#9e82f4',
    500: '#664fed',
    950: '#000000',
  },
}

SCSS

$custom: #664fed;
$custom-light: #9e82f4;
$custom-dark: #000000;

JSON

{
  "hex": "#664fed",
  "rgb": {
    "r": 102,
    "g": 79,
    "b": 237
  },
  "hsl": {
    "h": 248.734,
    "s": 81.443,
    "l": 61.961
  },
  "oklch": {
    "l": 0.54761,
    "c": 0.22581,
    "h": 282.6
  },
  "luminance": 0.14531
}

Semantic roles & 50–950 ramp

primary

#664FED

secondary

#E1E9AF

accent

#DE08BF

background

#FAF8FF

surface

#F4EFFE

border

#CECAD6

text

#100B17

muted

#7F7C85

Preview Lab

Preview with #664FED

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

Preview Lab → · Contrast checker → · Palette generator →