Colour

#FF2522

#FF2522
Red
Dark
Nearest: Red

#FF2522 is a red with RGB values 255, 37, 34 and HSL 1°, 100%, 57%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Red.

Colour values

#FF2522#FF2522

HEX#FF2522

RGBrgb(255, 37, 34)

RGB (0–1)1, 0.1451, 0.1333

RGB percentages100%, 14.5%, 13.3%

HSLhsl(0.8, 100%, 56.7%)

HSV / HSBhsv(0.8, 86.7%, 100%)

CMYK0%, 85.5%, 86.7%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,721,186

CSS custom property--colour: #FF2522;

Brightness & contrast

Relative luminance0.22699WCAG 2.x, 0 is black and 1 is white

Perceived brightness142.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.54:1

Contrast with white3.79:1WCAG normal text: Fail

Contrast with black5.54:1WCAG normal text: AA

Greyscale equivalent#535353

Inverted#00DADD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#72651Dno red cones; affects about 1% of men; ΔE 82.6 from the original

Deuteranopia#A6930Eno green cones; the most common form, about 1% of men; ΔE 82.2 from the original

Tritanopia#FF0029no blue cones; rare, and affects men and women equally; ΔE 6.2 from the original

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

Contrast with white, large text3.79:1WCAG large text: AA

Contrast with black, large text5.54:1WCAG large text: AAA

Named colours

Red · ΔE 10.6 Orange red · ΔE 14.7 Tomato · ΔE 22.8 Crimson · ΔE 25.6 Firebrick · ΔE 32.5 Coral · ΔE 34.9

Nearest named CSS colourRed (#FF0000)ΔE 10.6, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#22FCFF

Analogous#FF228E, #FF9422

Triadic#22FF25, #2522FF

Split complementary#22FF94, #228DFF

Tetradic#8DFF22, #22FCFF, #9322FF

Tints, shades & saturation

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

Lighter +40%#FFEEEE

Lighter +30%#FFBCBB

Lighter +20%#FF8A88

Lighter +10%#FF5755

Darker −10%#EE0300

Darker −20%#BB0300

Darker −30%#880200

Darker −40%#550100

More saturated +25%#FF2522

Less saturated −25%#E3403E

Channel breakdown

R255

G37

B34

Red255 (100%)

Green37 (14.5%)

Blue34 (13.3%)

Hue0.81°

Saturation (HSL)100%

Lightness56.67%

Dominant channelRed

Hex per channelR FF · G 25 · B 22

Keep nerding

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

#FF2522

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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