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Colors
#FF040F

#FF040F

Every representation of #FF040F, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.2138
Brightness: 80 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #ff040f
RGB: rgb(255, 4, 15)
RGBA: rgba(255, 4, 15, 1)
CMYK: cmyk(0%, 98%, 94%, 0%)
HSV: hsv(357°, 98%, 100%)
HSL: hsl(357, 100%, 51%)
LAB: lab(53.37% 79.92 63.52)
XYZ: xyz(41.38, 21.39, 2.4)

Accessibility

WCAG 2 contrast for #FF040F 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: 3.98:1

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: 5.28:1

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

Related colors

Shades (darker)

#d80009 #ad0008 #820006 #560004 #2b0002

Tints (lighter)

#ff2e37 #ff585f #ff8287 #ffabaf #ffd5d7

Harmonies (complementary, analogous, triadic)

#04fff4 #ff048c #ff7704 #0fff04 #040fff

#FF040F Color | ColorForge