Recognised as Colour

#AA572F

#AA572F
Orange
Dark
Nearest: Sienna

#AA572F is a orange with RGB values 170, 87, 47 and HSL 20°, 57%, 43%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#AA572F#AA572F

HEX#AA572F

RGBrgb(170, 87, 47)

RGB (0–1)0.6667, 0.3412, 0.1843

RGB percentages66.7%, 34.1%, 18.4%

HSLhsl(19.5, 56.7%, 42.5%)

HSV / HSBhsv(19.5, 72.4%, 66.7%)

CMYK0%, 48.8%, 72.4%, 33.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,163,439

CSS custom property--colour: #AA572F;

Brightness & contrast

Relative luminance0.15568WCAG 2.x, 0 is black and 1 is white

Perceived brightness115.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.11:1

Contrast with white5.11:1WCAG normal text: AA

Contrast with black4.11:1WCAG normal text: Fail

Greyscale equivalent#666666

Inverted#55A8D0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6E632Bno red cones; affects about 1% of men; ΔE 34.9 from the original

Deuteranopia#82752Eno green cones; the most common form, about 1% of men; ΔE 35.2 from the original

Tritanopia#BA464Eno blue cones; rare, and affects men and women equally; ΔE 24.1 from the original

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

Contrast with white, large text5.11:1WCAG large text: AAA

Contrast with black, large text4.11:1WCAG large text: AA

Named colours

Sienna · ΔE 3.8 Saddle brown · ΔE 10.4 Peru · ΔE 20.6 Chocolate · ΔE 22.1 Brown · ΔE 22.1 Indian red · ΔE 22.2

Nearest named CSS colourSienna (#A0522D)ΔE 3.76, a close match

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2F82AA

Analogous#AA2F45, #AA942F

Triadic#2FAA57, #572FAA

Split complementary#2FAA94, #2F45AA

Tetradic#45AA2F, #2F82AA, #942FAA

Tints, shades & saturation

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

Lighter +40%#ECCAB9

Lighter +30%#E1AB91

Lighter +20%#D68D69

Lighter +10%#CB6E41

Darker −10%#824324

Darker −20%#5A2E19

Darker −30%#321A0E

Darker −40%#0A0503

More saturated +25%#C54E14

Less saturated −25%#8F604A

Channel breakdown

R170

G87

B47

Red170 (66.7%)

Green87 (34.1%)

Blue47 (18.4%)

Hue19.51°

Saturation (HSL)56.68%

Lightness42.55%

Dominant channelRed

Hex per channelR AA · G 57 · B 2F

Keep nerding

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

#AA572F

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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