Colour

#FF2A22

#FF2A22
Red
Dark
Nearest: Red

#FF2A22 is a red with RGB values 255, 42, 34 and HSL 2°, 100%, 57%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#FF2A22#FF2A22

HEX#FF2A22

RGBrgb(255, 42, 34)

RGB (0–1)1, 0.1647, 0.1333

RGB percentages100%, 16.5%, 13.3%

HSLhsl(2.2, 100%, 56.7%)

HSV / HSBhsv(2.2, 86.7%, 100%)

CMYK0%, 83.5%, 86.7%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,722,466

CSS custom property--colour: #FF2A22;

Brightness & contrast

Relative luminance0.23031WCAG 2.x, 0 is black and 1 is white

Perceived brightness143.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.61:1

Contrast with white3.75:1WCAG normal text: Fail

Contrast with black5.61:1WCAG normal text: AA

Greyscale equivalent#575757

Inverted#00D5DD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#74671Cno red cones; affects about 1% of men; ΔE 81.6 from the original

Deuteranopia#A6940Fno green cones; the most common form, about 1% of men; ΔE 81.7 from the original

Tritanopia#FF002Cno blue cones; rare, and affects men and women equally; ΔE 8.3 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text3.75:1WCAG large text: AA

Contrast with black, large text5.61:1WCAG large text: AAA

Named colours

Red · ΔE 10.8 Orange red · ΔE 13.9 Tomato · ΔE 22 Crimson · ΔE 25.8 Firebrick · ΔE 32.2 Coral · ΔE 34

Nearest named CSS colourRed (#FF0000)ΔE 10.8, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#22F7FF

Analogous#FF2289, #FF9822

Triadic#22FF2A, #2A22FF

Split complementary#22FF98, #2289FF

Tetradic#89FF22, #22F7FF, #9822FF

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#FFEFEE

Lighter +30%#FFBDBB

Lighter +20%#FF8C88

Lighter +10%#FF5B55

Darker −10%#EE0900

Darker −20%#BB0700

Darker −30%#880500

Darker −40%#550300

More saturated +25%#FF2A22

Less saturated −25%#E3443E

Channel breakdown

R255

G42

B34

Red255 (100%)

Green42 (16.5%)

Blue34 (13.3%)

Hue2.17°

Saturation (HSL)100%

Lightness56.67%

Dominant channelRed

Hex per channelR FF · G 2A · B 22

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#FF2A22

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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