Colour

#FF8522

#FF8522
Orange
Dark
Nearest: Dark orange

#FF8522 is a orange with RGB values 255, 133, 34 and HSL 27°, 100%, 57%. It is a dark colour, so black text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Dark orange.

Colour values

#FF8522#FF8522

HEX#FF8522

RGBrgb(255, 133, 34)

RGB (0–1)1, 0.5216, 0.1333

RGB percentages100%, 52.2%, 13.3%

HSLhsl(26.9, 100%, 56.7%)

HSV / HSBhsv(26.9, 86.7%, 100%)

CMYK0%, 47.8%, 86.7%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer16,745,762

CSS custom property--colour: #FF8522;

Brightness & contrast

Relative luminance0.38151WCAG 2.x, 0 is black and 1 is white

Perceived brightness173.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 8.63:1

Contrast with white2.43:1WCAG normal text: Fail

Contrast with black8.63:1WCAG normal text: AAA

Greyscale equivalent#989898

Inverted#007ADD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A99505no red cones; affects about 1% of men; ΔE 46.6 from the original

Deuteranopia#C6B11Fno green cones; the most common form, about 1% of men; ΔE 47.6 from the original

Tritanopia#FF6973no blue cones; rare, and affects men and women equally; ΔE 47.2 from the original

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

Contrast with white, large text2.43:1WCAG large text: Fail

Contrast with black, large text8.63:1WCAG large text: AAA

Named colours

Dark orange · ΔE 8.6 Chocolate · ΔE 16.9 Coral · ΔE 20.9 Orange · ΔE 21.2 Tomato · ΔE 28.1 Sandy brown · ΔE 28.2

Nearest named CSS colourDark orange (#FF8C00)ΔE 8.64, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#229CFF

Analogous#FF222D, #FFF422

Triadic#22FF85, #8522FF

Split complementary#22FFF4, #222DFF

Tetradic#2DFF22, #229CFF, #F422FF

Tints, shades & saturation

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

Lighter +40%#FFF6EE

Lighter +30%#FFD9BB

Lighter +20%#FFBD88

Lighter +10%#FFA155

Darker −10%#EE6B00

Darker −20%#BB5400

Darker −30%#883D00

Darker −40%#552600

More saturated +25%#FF8522

Less saturated −25%#E3883E

Channel breakdown

R255

G133

B34

Red255 (100%)

Green133 (52.2%)

Blue34 (13.3%)

Hue26.88°

Saturation (HSL)100%

Lightness56.67%

Dominant channelRed

Hex per channelR FF · G 85 · B 22

Keep nerding

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#FF8522

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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