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Colors
#FF0304

#FF0304

Every representation of #FF0304, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.2133
Brightness: 78 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #ff0304
RGB: rgb(255, 3, 4)
RGBA: rgba(255, 3, 4, 1)
CMYK: cmyk(0%, 99%, 98%, 0%)
HSV: hsv(360°, 99%, 100%)
HSL: hsl(360, 100%, 51%)
LAB: lab(53.32% 79.91 66.23)
XYZ: xyz(41.3, 21.34, 2.06)

Accessibility

WCAG 2 contrast for #FF0304 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: 3.99:1

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: 5.27:1

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

Related colors

Shades (darker)

#d70001 #ac0001 #810001 #560000 #2b0000

Tints (lighter)

#ff2d2e #ff5758 #ff8181 #ffabab #ffd5d5

Harmonies (complementary, analogous, triadic)

#03fffe #ff0382 #ff8003 #04ff03 #0304ff

#FF0304 Color | ColorForge