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Colors
#663FA4

#663FA4

Every representation of #663FA4, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.0906
Brightness: 86 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #663fa4
RGB: rgb(102, 63, 164)
RGBA: rgba(102, 63, 164, 1)
CMYK: cmyk(38%, 62%, 0%, 36%)
HSV: hsv(263°, 62%, 64%)
HSL: hsl(263, 44%, 45%)
LAB: lab(36.1% 39.22 -48.63)
XYZ: xyz(13.96, 9.06, 36.13)

Accessibility

WCAG 2 contrast for #663FA4 as a text color on the two most common surfaces.

On white

AAA

The quick brown fox jumps over the lazy dog.

Contrast ratio: 7.47:1

AA normal textPass
AA large textPass
AAA normal textPass
AAA large textPass
UI componentsPass

On black

Fail

The quick brown fox jumps over the lazy dog.

Contrast ratio: 2.81:1

AA normal textFail
AA large textFail
AAA normal textFail
AAA large textFail
UI componentsFail

Related colors

Shades (darker)

#553589 #442a6d #332052 #221537 #110b1b

Tints (lighter)

#7d55be #9777cb #b199d8 #cbbbe5 #e5ddf2

Harmonies (complementary, analogous, triadic)

#7da43f #3f4ba4 #983fa4 #a4663f #3fa466

#663FA4 Color | ColorForge