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Colors
#3F91BF

#3F91BF

Every representation of #3F91BF, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.2507
Brightness: 126 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #3f91bf
RGB: rgb(63, 145, 191)
RGBA: rgba(63, 145, 191, 1)
CMYK: cmyk(67%, 24%, 0%, 25%)
HSV: hsv(202°, 67%, 75%)
HSL: hsl(202, 50%, 50%)
LAB: lab(57.14% -10.25 -31.2)
XYZ: xyz(21.58, 25.07, 52.98)

Accessibility

WCAG 2 contrast for #3F91BF as a text color on the two most common surfaces.

On white

AA Large

The quick brown fox jumps over the lazy dog.

Contrast ratio: 3.49:1

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

On black

AA

The quick brown fox jumps over the lazy dog.

Contrast ratio: 6.01:1

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

Related colors

Shades (darker)

#35799f #2a617f #1f4960 #153040 #0a1820

Tints (lighter)

#5fa3ca #7fb6d5 #9fc8df #bfdaea #dfedf4

Harmonies (complementary, analogous, triadic)

#bf6d3f #3fbfad #3f51bf #bf3f91 #91bf3f

#3F91BF Color | ColorForge