Recognised as Colour

#A7511F

#A7511F
Orange
Dark
Nearest: Sienna

#A7511F is a orange with RGB values 167, 81, 31 and HSL 22°, 69%, 39%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Sienna.

Colour values

#A7511F#A7511F

HEX#A7511F

RGBrgb(167, 81, 31)

RGB (0–1)0.6549, 0.3176, 0.1216

RGB percentages65.5%, 31.8%, 12.2%

HSLhsl(22.1, 68.7%, 38.8%)

HSV / HSBhsv(22.1, 81.4%, 65.5%)

CMYK0%, 51.5%, 81.4%, 34.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,965,279

CSS custom property--colour: #A7511F;

Brightness & contrast

Relative luminance0.14199WCAG 2.x, 0 is black and 1 is white

Perceived brightness110.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.47:1

Contrast with white5.47:1WCAG normal text: AA

Contrast with black3.84:1WCAG normal text: Fail

Greyscale equivalent#606060

Inverted#58AEE0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#695D18no red cones; affects about 1% of men; ΔE 36.3 from the original

Deuteranopia#7E711Dno green cones; the most common form, about 1% of men; ΔE 37 from the original

Tritanopia#B73E47no blue cones; rare, and affects men and women equally; ΔE 27.8 from the original

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

Contrast with white, large text5.47:1WCAG large text: AAA

Contrast with black, large text3.84:1WCAG large text: AA

Named colours

Sienna · ΔE 8.6 Saddle brown · ΔE 9.5 Chocolate · ΔE 18 Peru · ΔE 20.7 Brown · ΔE 23 Firebrick · ΔE 25.1

Nearest named CSS colourSienna (#A0522D)ΔE 8.61, clearly different but related

Hue familyorange

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1F75A7

Analogous#A71F31, #A7951F

Triadic#1FA751, #511FA7

Split complementary#1FA795, #1F31A7

Tetradic#31A71F, #1F75A7, #951FA7

Tints, shades & saturation

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

Lighter +40%#EEBFA4

Lighter +30%#E6A179

Lighter +20%#DE834E

Lighter +10%#D26627

Darker −10%#7C3C17

Darker −20%#51270F

Darker −30%#261207

Darker −40%#000000

More saturated +25%#C04A06

Less saturated −25%#8E5838

Channel breakdown

R167

G81

B31

Red167 (65.5%)

Green81 (31.8%)

Blue31 (12.2%)

Hue22.06°

Saturation (HSL)68.69%

Lightness38.82%

Dominant channelRed

Hex per channelR A7 · G 51 · B 1F

Keep nerding

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

#A7511F

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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