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Colors
#FF172A

#FF172A

Every representation of #FF172A, its WCAG contrast behavior, and related colors worth exploring. Click any value to copy it.

AaAa

Relative luminance: 0.2204
Brightness: 95 / 255
Reads as: A dark color — pair it with light text.

Color formats

HEX: #ff172a
RGB: rgb(255, 23, 42)
RGBA: rgba(255, 23, 42, 1)
CMYK: cmyk(0%, 91%, 84%, 0%)
HSV: hsv(355°, 91%, 100%)
HSL: hsl(355, 100%, 55%)
LAB: lab(54.08% 78.69 53.05)
XYZ: xyz(41.97, 22.05, 4.24)

Accessibility

WCAG 2 contrast for #FF172A 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: 3.88:1

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: 5.41:1

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

Related colors

Shades (darker)

#e80013 #b9000f #8b000b #5d0008 #2e0004

Tints (lighter)

#ff3e4e #ff6471 #ff8b94 #ffb2b8 #ffd8db

Harmonies (complementary, analogous, triadic)

#17ffec #ff179e #ff7817 #2aff17 #172aff

#FF172A Color | ColorForge