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Colors
#663B74

#663B74

Every representation of #663B74, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.0721
Brightness: 78 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #663b74
RGB: rgb(102, 59, 116)
RGBA: rgba(102, 59, 116, 1)
CMYK: cmyk(12%, 49%, 0%, 55%)
HSV: hsv(285°, 49%, 45%)
HSL: hsl(285, 33%, 34%)
LAB: lab(32.29% 29.43 -25.22)
XYZ: xyz(10.2, 7.21, 17.37)

Accessibility

WCAG 2 contrast for #663B74 as a text color on the two most common surfaces.

On white

AAA

The quick brown fox jumps over the lazy dog.

Contrast ratio: 8.60:1

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: 2.44:1

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

Related colors

Shades (darker)

#553161 #44274d #331e3a #221427 #110a13

Tints (lighter)

#874e99 #a26bb4 #b990c7 #d0b5d9 #e8daec

Harmonies (complementary, analogous, triadic)

#49743b #4a3b74 #743b65 #74663b #3b7466

#663B74 Color | ColorForge