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Colors
#FF2311

#FF2311

Every representation of #FF2311, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.2250
Brightness: 99 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #ff2311
RGB: rgb(255, 35, 17)
RGBA: rgba(255, 35, 17, 1)
CMYK: cmyk(0%, 86%, 93%, 0%)
HSV: hsv(5°, 93%, 100%)
HSL: hsl(5, 100%, 53%)
LAB: lab(54.56% 76.53 63.58)
XYZ: xyz(41.95, 22.51, 2.67)

Accessibility

WCAG 2 contrast for #FF2311 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: 3.82:1

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: 5.50:1

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

Related colors

Shades (darker)

#e31100 #b50e00 #880a00 #5b0700 #2d0300

Tints (lighter)

#ff4839 #ff6c60 #ff9188 #ffb6b0 #ffdad7

Harmonies (complementary, analogous, triadic)

#11edff #ff1176 #ff9a11 #11ff23 #2311ff

#FF2311 Color | ColorForge