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Colors
#FF1311

#FF1311

Every representation of #FF1311, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.2177
Brightness: 89 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #ff1311
RGB: rgb(255, 19, 17)
RGBA: rgba(255, 19, 17, 1)
CMYK: cmyk(0%, 93%, 93%, 0%)
HSV: hsv(1°, 93%, 100%)
HSL: hsl(1, 100%, 53%)
LAB: lab(53.79% 78.76 63.15)
XYZ: xyz(41.58, 21.77, 2.54)

Accessibility

WCAG 2 contrast for #FF1311 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: 3.92:1

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: 5.35:1

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

Related colors

Shades (darker)

#e30200 #b50200 #880100 #5b0100 #2d0000

Tints (lighter)

#ff3a39 #ff6260 #ff8988 #ffb0b0 #ffd8d7

Harmonies (complementary, analogous, triadic)

#11fdff #ff1186 #ff8a11 #11ff13 #1311ff

#FF1311 Color | ColorForge