#664AEF#664AEF

#664AEF is a mid, highly saturated violet. Relative luminance 0.140; OKLCH L 54.2% C 0.234 H 283.1°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#664AEF
RGB	rgb(102, 74, 239)
HSL	hsl(250, 84%, 61%)
HSV	hsv(250, 69%, 94%)
CMYK	cmyk(57.3%, 69%, 0%, 6.3%)
CIE-LAB	lab(44.17, 54.50, -79.04)
CIE-LCH	lch(44.17, 96.01, 304.59°)
OKLab	oklab(54.23% 0.053 -0.2276)
OKLCH	oklch(54.23% 0.234 283.1)
XYZ	xyz(23.5034, 13.9528, 83.0993)
Luminance	0.1395 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#664AEF #D3EF4A

analogous

#4A81EF #664AEF #B94AEF

triadic

#664AEF #EF664A #4AEF66

tetradic

#664AEF #EF4A81 #D3EF4A #4AEFB9

square

#664AEF #EF4A81 #D3EF4A #4AEFB9

split-complementary

#664AEF #EFB94A #81EF4A

monochromatic

#2B0FAF #3814E7 #664AEF #9682F4 #C5BAF9

Accessibility & contrast

On white

5.54

#664AEF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#664AEF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #664AEF

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##664AEF	#FFFFFF	#000000	##FFFFFF
##664AEF	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EF4

Deuteranopia (green-blind)

#0063EC

Tritanopia (blue-blind)

#157697

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #664aef;
/* rgb */ color: rgb(102, 74, 239);
/* oklch */ color: oklch(54.2% 0.234 283.1);

Tailwind

colors: {
  custom: {
    50: '#9f7ff5',
    500: '#664aef',
    950: '#000000',
  },
}

SCSS

$custom: #664aef;
$custom-light: #9f7ff5;
$custom-dark: #000000;

JSON

{
  "hex": "#664aef",
  "rgb": {
    "r": 102,
    "g": 74,
    "b": 239
  },
  "hsl": {
    "h": 250.182,
    "s": 83.756,
    "l": 61.373
  },
  "oklch": {
    "l": 0.54226,
    "c": 0.23367,
    "h": 283.1
  },
  "luminance": 0.13954
}

Semantic roles & 50–950 ramp

primary

#664AEF

secondary

#DFE9AC

accent

#E005BB

background

#FAF7FF

surface

#F4EEFF

border

#CEC9D7

text

#100A17

muted

#7F7C85

Preview Lab

Preview with #664AEF

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

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